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fracpete/python-weka-wrapper3 | python/weka/flow/base.py | Actor.execute | def execute(self):
"""
Executes the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
if self.skip:
return None
result = self.pre_execute()
if result is None:
try:
result = self.do_execute()
except Exception as e:
result = traceback.format_exc()
print(self.full_name + "\n" + result)
if result is None:
result = self.post_execute()
return result | python | def execute(self):
"""
Executes the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
if self.skip:
return None
result = self.pre_execute()
if result is None:
try:
result = self.do_execute()
except Exception as e:
result = traceback.format_exc()
print(self.full_name + "\n" + result)
if result is None:
result = self.post_execute()
return result | Executes the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/base.py#L384-L403 |
fracpete/python-weka-wrapper3 | python/weka/flow/base.py | OutputProducer.output | def output(self):
"""
Returns the next available output token.
:return: the next token, None if none available
:rtype: Token
"""
if (self._output is None) or (len(self._output) == 0):
result = None
else:
result = self._output.pop(0)
return result | python | def output(self):
"""
Returns the next available output token.
:return: the next token, None if none available
:rtype: Token
"""
if (self._output is None) or (len(self._output) == 0):
result = None
else:
result = self._output.pop(0)
return result | Returns the next available output token.
:return: the next token, None if none available
:rtype: Token | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/base.py#L544-L555 |
fracpete/python-weka-wrapper3 | python/weka/flow/base.py | StorageHandler.expand | def expand(self, s):
"""
Expands all occurrences of "@{...}" within the string with the actual values currently stored
in internal storage.
:param s: the string to expand
:type s: str
:return: the expanded string
:rtype: str
"""
result = s
while result.find("@{") > -1:
start = result.index("@{")
end = result.index("}", start)
name = result[start + 2:end]
value = self.storage[name]
if value is None:
raise("Storage value '" + name + "' not present, failed to expand string: " + s)
else:
result = result[0:start] + str(value) + result[end + 1:]
return result | python | def expand(self, s):
"""
Expands all occurrences of "@{...}" within the string with the actual values currently stored
in internal storage.
:param s: the string to expand
:type s: str
:return: the expanded string
:rtype: str
"""
result = s
while result.find("@{") > -1:
start = result.index("@{")
end = result.index("}", start)
name = result[start + 2:end]
value = self.storage[name]
if value is None:
raise("Storage value '" + name + "' not present, failed to expand string: " + s)
else:
result = result[0:start] + str(value) + result[end + 1:]
return result | Expands all occurrences of "@{...}" within the string with the actual values currently stored
in internal storage.
:param s: the string to expand
:type s: str
:return: the expanded string
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/base.py#L573-L593 |
fracpete/python-weka-wrapper3 | python/weka/flow/base.py | StorageHandler.extract | def extract(cls, padded):
"""
Removes the surrounding "@{...}" from the name.
:param padded: the padded string
:type padded: str
:return: the extracted name
:rtype: str
"""
if padded.startswith("@{") and padded.endswith("}"):
return padded[2:len(padded)-1]
else:
return padded | python | def extract(cls, padded):
"""
Removes the surrounding "@{...}" from the name.
:param padded: the padded string
:type padded: str
:return: the extracted name
:rtype: str
"""
if padded.startswith("@{") and padded.endswith("}"):
return padded[2:len(padded)-1]
else:
return padded | Removes the surrounding "@{...}" from the name.
:param padded: the padded string
:type padded: str
:return: the extracted name
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/base.py#L611-L623 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ActorHandler, self).fix_config(options)
opt = "actors"
if opt not in options:
options[opt] = self.default_actors()
if opt not in self.help:
self.help[opt] = "The list of sub-actors that this actor manages."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ActorHandler, self).fix_config(options)
opt = "actors"
if opt not in options:
options[opt] = self.default_actors()
if opt not in self.help:
self.help[opt] = "The list of sub-actors that this actor manages."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L70-L87 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.to_dict | def to_dict(self):
"""
Returns a dictionary that represents this object, to be used for JSONification.
:return: the object dictionary
:rtype: dict
"""
result = super(ActorHandler, self).to_dict()
result["type"] = "ActorHandler"
del result["config"]["actors"]
result["actors"] = []
for actor in self.actors:
result["actors"].append(actor.to_dict())
return result | python | def to_dict(self):
"""
Returns a dictionary that represents this object, to be used for JSONification.
:return: the object dictionary
:rtype: dict
"""
result = super(ActorHandler, self).to_dict()
result["type"] = "ActorHandler"
del result["config"]["actors"]
result["actors"] = []
for actor in self.actors:
result["actors"].append(actor.to_dict())
return result | Returns a dictionary that represents this object, to be used for JSONification.
:return: the object dictionary
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L89-L102 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.from_dict | def from_dict(cls, d):
"""
Restores an object state from a dictionary, used in de-JSONification.
:param d: the object dictionary
:type d: dict
:return: the object
:rtype: object
"""
result = super(ActorHandler, cls).from_dict(d)
if "actors" in d:
l = d["actors"]
for e in l:
if u"type" in e:
typestr = e[u"type"]
else:
typestr = e["type"]
result.actors.append(classes.get_dict_handler(typestr)(e))
return result | python | def from_dict(cls, d):
"""
Restores an object state from a dictionary, used in de-JSONification.
:param d: the object dictionary
:type d: dict
:return: the object
:rtype: object
"""
result = super(ActorHandler, cls).from_dict(d)
if "actors" in d:
l = d["actors"]
for e in l:
if u"type" in e:
typestr = e[u"type"]
else:
typestr = e["type"]
result.actors.append(classes.get_dict_handler(typestr)(e))
return result | Restores an object state from a dictionary, used in de-JSONification.
:param d: the object dictionary
:type d: dict
:return: the object
:rtype: object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L105-L123 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.actors | def actors(self, actors):
"""
Sets the sub-actors of the actor.
:param actors: the sub-actors
:type actors: list
"""
if actors is None:
actors = self.default_actors()
self.check_actors(actors)
self.config["actors"] = actors | python | def actors(self, actors):
"""
Sets the sub-actors of the actor.
:param actors: the sub-actors
:type actors: list
"""
if actors is None:
actors = self.default_actors()
self.check_actors(actors)
self.config["actors"] = actors | Sets the sub-actors of the actor.
:param actors: the sub-actors
:type actors: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L139-L149 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.active | def active(self):
"""
Returns the count of non-skipped actors.
:return: the count
:rtype: int
"""
result = 0
for actor in self.actors:
if not actor.skip:
result += 1
return result | python | def active(self):
"""
Returns the count of non-skipped actors.
:return: the count
:rtype: int
"""
result = 0
for actor in self.actors:
if not actor.skip:
result += 1
return result | Returns the count of non-skipped actors.
:return: the count
:rtype: int | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L152-L163 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.first_active | def first_active(self):
"""
Returns the first non-skipped actor.
:return: the first active actor, None if not available
:rtype: Actor
"""
result = None
for actor in self.actors:
if not actor.skip:
result = actor
break
return result | python | def first_active(self):
"""
Returns the first non-skipped actor.
:return: the first active actor, None if not available
:rtype: Actor
"""
result = None
for actor in self.actors:
if not actor.skip:
result = actor
break
return result | Returns the first non-skipped actor.
:return: the first active actor, None if not available
:rtype: Actor | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L166-L178 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.last_active | def last_active(self):
"""
Returns the last non-skipped actor.
:return: the last active actor, None if not available
:rtype: Actor
"""
result = None
for actor in reversed(self.actors):
if not actor.skip:
result = actor
break
return result | python | def last_active(self):
"""
Returns the last non-skipped actor.
:return: the last active actor, None if not available
:rtype: Actor
"""
result = None
for actor in reversed(self.actors):
if not actor.skip:
result = actor
break
return result | Returns the last non-skipped actor.
:return: the last active actor, None if not available
:rtype: Actor | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L181-L193 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.index_of | def index_of(self, name):
"""
Returns the index of the actor with the given name.
:param name: the name of the Actor to find
:type name: str
:return: the index, -1 if not found
:rtype: int
"""
result = -1
for index, actor in enumerate(self.actors):
if actor.name == name:
result = index
break
return result | python | def index_of(self, name):
"""
Returns the index of the actor with the given name.
:param name: the name of the Actor to find
:type name: str
:return: the index, -1 if not found
:rtype: int
"""
result = -1
for index, actor in enumerate(self.actors):
if actor.name == name:
result = index
break
return result | Returns the index of the actor with the given name.
:param name: the name of the Actor to find
:type name: str
:return: the index, -1 if not found
:rtype: int | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L195-L209 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.setup | def setup(self):
"""
Configures the actor before execution.
:return: None if successful, otherwise error message
:rtype: str
"""
result = super(ActorHandler, self).setup()
if result is None:
self.update_parent()
try:
self.check_actors(self.actors)
except Exception as e:
result = str(e)
if result is None:
for actor in self.actors:
name = actor.name
newname = actor.unique_name(actor.name)
if name != newname:
actor.name = newname
if result is None:
for actor in self.actors:
if actor.skip:
continue
result = actor.setup()
if result is not None:
break
if result is None:
result = self._director.setup()
return result | python | def setup(self):
"""
Configures the actor before execution.
:return: None if successful, otherwise error message
:rtype: str
"""
result = super(ActorHandler, self).setup()
if result is None:
self.update_parent()
try:
self.check_actors(self.actors)
except Exception as e:
result = str(e)
if result is None:
for actor in self.actors:
name = actor.name
newname = actor.unique_name(actor.name)
if name != newname:
actor.name = newname
if result is None:
for actor in self.actors:
if actor.skip:
continue
result = actor.setup()
if result is not None:
break
if result is None:
result = self._director.setup()
return result | Configures the actor before execution.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L218-L247 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.wrapup | def wrapup(self):
"""
Finishes up after execution finishes, does not remove any graphical output.
"""
for actor in self.actors:
if actor.skip:
continue
actor.wrapup()
super(ActorHandler, self).wrapup() | python | def wrapup(self):
"""
Finishes up after execution finishes, does not remove any graphical output.
"""
for actor in self.actors:
if actor.skip:
continue
actor.wrapup()
super(ActorHandler, self).wrapup() | Finishes up after execution finishes, does not remove any graphical output. | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L264-L272 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ActorHandler.cleanup | def cleanup(self):
"""
Destructive finishing up after execution stopped.
"""
for actor in self.actors:
if actor.skip:
continue
actor.cleanup()
super(ActorHandler, self).cleanup() | python | def cleanup(self):
"""
Destructive finishing up after execution stopped.
"""
for actor in self.actors:
if actor.skip:
continue
actor.cleanup()
super(ActorHandler, self).cleanup() | Destructive finishing up after execution stopped. | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L274-L282 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | SequentialDirector.stop_execution | def stop_execution(self):
"""
Triggers the stopping of the object.
"""
if not (self._stopping or self._stopped):
for actor in self.owner.actors:
actor.stop_execution()
self._stopping = True | python | def stop_execution(self):
"""
Triggers the stopping of the object.
"""
if not (self._stopping or self._stopped):
for actor in self.owner.actors:
actor.stop_execution()
self._stopping = True | Triggers the stopping of the object. | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L472-L479 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | SequentialDirector.do_execute | def do_execute(self):
"""
Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str
"""
self._stopped = False
self._stopping = False
not_finished_actor = self.owner.first_active
pending_actors = []
finished = False
actor_result = None
while not (self.is_stopping() or self.is_stopped()) and not finished:
# determing starting point of next iteration
if len(pending_actors) > 0:
start_index = self.owner.index_of(pending_actors[-1].name)
else:
start_index = self.owner.index_of(not_finished_actor.name)
not_finished_actor = None
# iterate over actors
token = None
last_active = -1
if self.owner.active > 0:
last_active = self.owner.last_active.index
for i in range(start_index, last_active + 1):
# do we have to stop the execution?
if self.is_stopped() or self.is_stopping():
break
curr = self.owner.actors[i]
if curr.skip:
continue
# no token? get pending one or produce new one
if token is None:
if isinstance(curr, OutputProducer) and curr.has_output():
pending_actors.pop()
else:
actor_result = curr.execute()
if actor_result is not None:
self.owner.logger.error(
curr.full_name + " generated following error output:\n" + actor_result)
break
if isinstance(curr, OutputProducer) and curr.has_output():
token = curr.output()
else:
token = None
# still more to come?
if isinstance(curr, OutputProducer) and curr.has_output():
pending_actors.append(curr)
else:
# process token
curr.input = token
actor_result = curr.execute()
if actor_result is not None:
self.owner.logger.error(
curr.full_name + " generated following error output:\n" + actor_result)
break
# was a new token produced?
if isinstance(curr, OutputProducer):
if curr.has_output():
token = curr.output()
else:
token = None
# still more to come?
if curr.has_output():
pending_actors.append(curr)
else:
token = None
# token from last actor generated? -> store
if (i == self.owner.last_active.index) and (token is not None):
if self._record_output:
self._recorded_output.append(token)
# no token produced, ignore rest of actors
if isinstance(curr, OutputProducer) and (token is None):
break
# all actors finished?
finished = (not_finished_actor is None) and (len(pending_actors) == 0)
return actor_result | python | def do_execute(self):
"""
Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str
"""
self._stopped = False
self._stopping = False
not_finished_actor = self.owner.first_active
pending_actors = []
finished = False
actor_result = None
while not (self.is_stopping() or self.is_stopped()) and not finished:
# determing starting point of next iteration
if len(pending_actors) > 0:
start_index = self.owner.index_of(pending_actors[-1].name)
else:
start_index = self.owner.index_of(not_finished_actor.name)
not_finished_actor = None
# iterate over actors
token = None
last_active = -1
if self.owner.active > 0:
last_active = self.owner.last_active.index
for i in range(start_index, last_active + 1):
# do we have to stop the execution?
if self.is_stopped() or self.is_stopping():
break
curr = self.owner.actors[i]
if curr.skip:
continue
# no token? get pending one or produce new one
if token is None:
if isinstance(curr, OutputProducer) and curr.has_output():
pending_actors.pop()
else:
actor_result = curr.execute()
if actor_result is not None:
self.owner.logger.error(
curr.full_name + " generated following error output:\n" + actor_result)
break
if isinstance(curr, OutputProducer) and curr.has_output():
token = curr.output()
else:
token = None
# still more to come?
if isinstance(curr, OutputProducer) and curr.has_output():
pending_actors.append(curr)
else:
# process token
curr.input = token
actor_result = curr.execute()
if actor_result is not None:
self.owner.logger.error(
curr.full_name + " generated following error output:\n" + actor_result)
break
# was a new token produced?
if isinstance(curr, OutputProducer):
if curr.has_output():
token = curr.output()
else:
token = None
# still more to come?
if curr.has_output():
pending_actors.append(curr)
else:
token = None
# token from last actor generated? -> store
if (i == self.owner.last_active.index) and (token is not None):
if self._record_output:
self._recorded_output.append(token)
# no token produced, ignore rest of actors
if isinstance(curr, OutputProducer) and (token is None):
break
# all actors finished?
finished = (not_finished_actor is None) and (len(pending_actors) == 0)
return actor_result | Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L540-L631 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Flow.check_actors | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Flow, self).check_actors(actors)
actor = self.first_active
if (actor is not None) and not base.is_source(actor):
raise Exception("First active actor is not a source: " + actor.full_name) | python | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Flow, self).check_actors(actors)
actor = self.first_active
if (actor is not None) and not base.is_source(actor):
raise Exception("First active actor is not a source: " + actor.full_name) | Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L672-L682 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Flow.load | def load(cls, fname):
"""
Loads the flow from a JSON file.
:param fname: the file to load
:type fname: str
:return: the flow
:rtype: Flow
"""
with open(fname) as f:
content = f.readlines()
return Flow.from_json(''.join(content)) | python | def load(cls, fname):
"""
Loads the flow from a JSON file.
:param fname: the file to load
:type fname: str
:return: the flow
:rtype: Flow
"""
with open(fname) as f:
content = f.readlines()
return Flow.from_json(''.join(content)) | Loads the flow from a JSON file.
:param fname: the file to load
:type fname: str
:return: the flow
:rtype: Flow | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L695-L706 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Sequence.new_director | def new_director(self):
"""
Creates the director to use for handling the sub-actors.
:return: the director instance
:rtype: Director
"""
result = SequentialDirector(self)
result.record_output = False
result.allow_source = False
return result | python | def new_director(self):
"""
Creates the director to use for handling the sub-actors.
:return: the director instance
:rtype: Director
"""
result = SequentialDirector(self)
result.record_output = False
result.allow_source = False
return result | Creates the director to use for handling the sub-actors.
:return: the director instance
:rtype: Director | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L756-L766 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Sequence.check_actors | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Sequence, self).check_actors(actors)
actor = self.first_active
if (actor is not None) and not isinstance(actor, InputConsumer):
raise Exception("First active actor does not accept input: " + actor.full_name) | python | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Sequence, self).check_actors(actors)
actor = self.first_active
if (actor is not None) and not isinstance(actor, InputConsumer):
raise Exception("First active actor does not accept input: " + actor.full_name) | Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L768-L778 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Sequence.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L780-L791 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Tee.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Tee, self).fix_config(options)
opt = "condition"
if opt not in options:
options[opt] = "True"
if opt not in self.help:
self.help[opt] = "The (optional) condition for teeing off the tokens; uses the 'eval' method, "\
"ie the expression must evaluate to a boolean value; storage values placeholders "\
"'@{...}' get replaced with their string representations before evaluating the "\
"expression (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Tee, self).fix_config(options)
opt = "condition"
if opt not in options:
options[opt] = "True"
if opt not in self.help:
self.help[opt] = "The (optional) condition for teeing off the tokens; uses the 'eval' method, "\
"ie the expression must evaluate to a boolean value; storage values placeholders "\
"'@{...}' get replaced with their string representations before evaluating the "\
"expression (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L834-L854 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Tee.check_actors | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Tee, self).check_actors(actors)
actor = self.first_active
if actor is None:
if self._requires_active_actors:
raise Exception("No active actor!")
elif not isinstance(actor, InputConsumer):
raise Exception("First active actor does not accept input: " + actor.full_name) | python | def check_actors(self, actors):
"""
Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list
"""
super(Tee, self).check_actors(actors)
actor = self.first_active
if actor is None:
if self._requires_active_actors:
raise Exception("No active actor!")
elif not isinstance(actor, InputConsumer):
raise Exception("First active actor does not accept input: " + actor.full_name) | Performs checks on the actors that are to be used. Raises an exception if invalid setup.
:param actors: the actors to check
:type actors: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L868-L881 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Tee.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
teeoff = True
cond = self.storagehandler.expand(str(self.resolve_option("condition")))
if len(cond) > 0:
teeoff = bool(eval(cond))
if teeoff:
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
teeoff = True
cond = self.storagehandler.expand(str(self.resolve_option("condition")))
if len(cond) > 0:
teeoff = bool(eval(cond))
if teeoff:
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L883-L900 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | Trigger.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Trigger, self).fix_config(options)
opt = "condition"
if opt not in options:
options[opt] = "True"
if opt not in self.help:
self.help[opt] = "The (optional) condition for teeing off the tokens; uses the 'eval' method, "\
"ie the expression must evaluate to a boolean value; storage values placeholders "\
"'@{...}' get replaced with their string representations before evaluating the "\
"expression (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Trigger, self).fix_config(options)
opt = "condition"
if opt not in options:
options[opt] = "True"
if opt not in self.help:
self.help[opt] = "The (optional) condition for teeing off the tokens; uses the 'eval' method, "\
"ie the expression must evaluate to a boolean value; storage values placeholders "\
"'@{...}' get replaced with their string representations before evaluating the "\
"expression (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L942-L962 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | BranchDirector.check_actors | def check_actors(self):
"""
Checks the actors of the owner. Raises an exception if invalid.
"""
actors = []
for actor in self.owner.actors:
if actor.skip:
continue
actors.append(actor)
if len(actors) == 0:
return
for actor in actors:
if not isinstance(actor, InputConsumer):
raise Exception("Actor does not accept any input: " + actor.full_name) | python | def check_actors(self):
"""
Checks the actors of the owner. Raises an exception if invalid.
"""
actors = []
for actor in self.owner.actors:
if actor.skip:
continue
actors.append(actor)
if len(actors) == 0:
return
for actor in actors:
if not isinstance(actor, InputConsumer):
raise Exception("Actor does not accept any input: " + actor.full_name) | Checks the actors of the owner. Raises an exception if invalid. | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L1061-L1074 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | BranchDirector.do_execute | def do_execute(self):
"""
Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
self._stopped = False
self._stopping = False
for actor in self.owner.actors:
if self.is_stopping() or self.is_stopped():
break
actor.input = self.owner.input
result = actor.execute()
if result is not None:
break
return result | python | def do_execute(self):
"""
Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
self._stopped = False
self._stopping = False
for actor in self.owner.actors:
if self.is_stopping() or self.is_stopped():
break
actor.input = self.owner.input
result = actor.execute()
if result is not None:
break
return result | Actual execution of the director.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L1091-L1111 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ContainerValuePicker.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ContainerValuePicker, self).fix_config(options)
opt = "value"
if opt not in options:
options[opt] = "Model"
if opt not in self.help:
self.help[opt] = "The name of the container value to pick from the container (string)."
opt = "switch"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to switch the ouputs, i.e., forward the container to the sub-flow and the " \
+ "container value to the following actor instead (bool)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ContainerValuePicker, self).fix_config(options)
opt = "value"
if opt not in options:
options[opt] = "Model"
if opt not in self.help:
self.help[opt] = "The name of the container value to pick from the container (string)."
opt = "switch"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to switch the ouputs, i.e., forward the container to the sub-flow and the " \
+ "container value to the following actor instead (bool)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L1186-L1210 |
fracpete/python-weka-wrapper3 | python/weka/flow/control.py | ContainerValuePicker.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
cont = self.input.payload
name = str(self.resolve_option("value"))
value = cont.get(name)
switch = bool(self.resolve_option("switch"))
if switch:
if self.first_active is not None:
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(Token(value))
else:
if self.first_active is not None:
self.first_active.input = Token(value)
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
cont = self.input.payload
name = str(self.resolve_option("value"))
value = cont.get(name)
switch = bool(self.resolve_option("switch"))
if switch:
if self.first_active is not None:
self.first_active.input = self.input
result = self._director.execute()
if result is None:
self._output.append(Token(value))
else:
if self.first_active is not None:
self.first_active.input = Token(value)
result = self._director.execute()
if result is None:
self._output.append(self.input)
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/control.py#L1212-L1236 |
fracpete/python-weka-wrapper3 | python/weka/flow/conversion.py | CommandlineToAny.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(CommandlineToAny, self).fix_config(options)
opt = "wrapper"
if opt not in options:
options[opt] = "weka.core.classes.OptionHandler"
if opt not in self.help:
self.help[opt] = "The name of the wrapper class to use (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(CommandlineToAny, self).fix_config(options)
opt = "wrapper"
if opt not in options:
options[opt] = "weka.core.classes.OptionHandler"
if opt not in self.help:
self.help[opt] = "The name of the wrapper class to use (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/conversion.py#L188-L205 |
fracpete/python-weka-wrapper3 | python/weka/flow/conversion.py | CommandlineToAny.check_input | def check_input(self, obj):
"""
Performs checks on the input object. Raises an exception if unsupported.
:param obj: the object to check
:type obj: object
"""
if isinstance(obj, str):
return
if isinstance(obj, unicode):
return
raise Exception("Unsupported class: " + self._input.__class__.__name__) | python | def check_input(self, obj):
"""
Performs checks on the input object. Raises an exception if unsupported.
:param obj: the object to check
:type obj: object
"""
if isinstance(obj, str):
return
if isinstance(obj, unicode):
return
raise Exception("Unsupported class: " + self._input.__class__.__name__) | Performs checks on the input object. Raises an exception if unsupported.
:param obj: the object to check
:type obj: object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/conversion.py#L207-L218 |
fracpete/python-weka-wrapper3 | python/weka/flow/conversion.py | CommandlineToAny.convert | def convert(self):
"""
Performs the actual conversion.
:return: None if successful, otherwise errors message
:rtype: str
"""
cname = str(self.config["wrapper"])
self._output = classes.from_commandline(self._input, classname=cname)
return None | python | def convert(self):
"""
Performs the actual conversion.
:return: None if successful, otherwise errors message
:rtype: str
"""
cname = str(self.config["wrapper"])
self._output = classes.from_commandline(self._input, classname=cname)
return None | Performs the actual conversion.
:return: None if successful, otherwise errors message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/conversion.py#L220-L229 |
fracpete/python-weka-wrapper3 | python/weka/plot/experiments.py | plot_experiment | def plot_experiment(mat, title="Experiment", axes_swapped=False, measure="Statistic", show_stdev=False,
key_loc="lower right", outfile=None, wait=True):
"""
Plots the results from an experiment.
:param mat: the result matrix to plot
:type mat: ResultMatrix
:param title: the title for the experiment
:type title: str
:param axes_swapped: whether the axes whether swapped ("sets x cls" or "cls x sets")
:type axes_swapped: bool
:param measure: the measure that is being displayed
:type measure: str
:param show_stdev: whether to show the standard deviation as error bar
:type show_stdev: bool
:param key_loc: the location string for the key
:type key_loc: str
:param outfile: the output file, ignored if None
:type outfile: str
:param wait: whether to wait for the user to close the plot
:type wait: bool
"""
if not plot.matplotlib_available:
logger.error("Matplotlib is not installed, plotting unavailable!")
return
if not isinstance(mat, ResultMatrix):
logger.error("Need to supply a result matrix!")
return
fig, ax = plt.subplots()
if axes_swapped:
ax.set_xlabel(measure)
ax.set_ylabel("Classifiers")
else:
ax.set_xlabel("Classifiers")
ax.set_ylabel(measure)
ax.set_title(title)
fig.canvas.set_window_title(title)
ax.grid(True)
ticksx = []
ticks = []
inc = 1.0 / float(mat.columns)
for i in range(mat.columns):
ticksx.append((i + 0.5) * inc)
ticks.append("[" + str(i+1) + "]")
plt.xticks(ticksx, ticks)
plt.xlim([0.0, 1.0])
for r in range(mat.rows):
x = []
means = []
stdevs = []
for c in range(mat.columns):
mean = mat.get_mean(c, r)
stdev = mat.get_stdev(c, r)
if not math.isnan(mean):
x.append((c + 0.5) * inc)
means.append(mean)
if not math.isnan(stdev):
stdevs.append(stdev)
plot_label = mat.get_row_name(r)
if show_stdev:
ax.errorbar(x, means, yerr=stdevs, fmt='-o', ls="-", label=plot_label)
else:
ax.plot(x, means, "o-", label=plot_label)
plt.draw()
plt.legend(loc=key_loc, shadow=True)
if outfile is not None:
plt.savefig(outfile)
if wait:
plt.show() | python | def plot_experiment(mat, title="Experiment", axes_swapped=False, measure="Statistic", show_stdev=False,
key_loc="lower right", outfile=None, wait=True):
"""
Plots the results from an experiment.
:param mat: the result matrix to plot
:type mat: ResultMatrix
:param title: the title for the experiment
:type title: str
:param axes_swapped: whether the axes whether swapped ("sets x cls" or "cls x sets")
:type axes_swapped: bool
:param measure: the measure that is being displayed
:type measure: str
:param show_stdev: whether to show the standard deviation as error bar
:type show_stdev: bool
:param key_loc: the location string for the key
:type key_loc: str
:param outfile: the output file, ignored if None
:type outfile: str
:param wait: whether to wait for the user to close the plot
:type wait: bool
"""
if not plot.matplotlib_available:
logger.error("Matplotlib is not installed, plotting unavailable!")
return
if not isinstance(mat, ResultMatrix):
logger.error("Need to supply a result matrix!")
return
fig, ax = plt.subplots()
if axes_swapped:
ax.set_xlabel(measure)
ax.set_ylabel("Classifiers")
else:
ax.set_xlabel("Classifiers")
ax.set_ylabel(measure)
ax.set_title(title)
fig.canvas.set_window_title(title)
ax.grid(True)
ticksx = []
ticks = []
inc = 1.0 / float(mat.columns)
for i in range(mat.columns):
ticksx.append((i + 0.5) * inc)
ticks.append("[" + str(i+1) + "]")
plt.xticks(ticksx, ticks)
plt.xlim([0.0, 1.0])
for r in range(mat.rows):
x = []
means = []
stdevs = []
for c in range(mat.columns):
mean = mat.get_mean(c, r)
stdev = mat.get_stdev(c, r)
if not math.isnan(mean):
x.append((c + 0.5) * inc)
means.append(mean)
if not math.isnan(stdev):
stdevs.append(stdev)
plot_label = mat.get_row_name(r)
if show_stdev:
ax.errorbar(x, means, yerr=stdevs, fmt='-o', ls="-", label=plot_label)
else:
ax.plot(x, means, "o-", label=plot_label)
plt.draw()
plt.legend(loc=key_loc, shadow=True)
if outfile is not None:
plt.savefig(outfile)
if wait:
plt.show() | Plots the results from an experiment.
:param mat: the result matrix to plot
:type mat: ResultMatrix
:param title: the title for the experiment
:type title: str
:param axes_swapped: whether the axes whether swapped ("sets x cls" or "cls x sets")
:type axes_swapped: bool
:param measure: the measure that is being displayed
:type measure: str
:param show_stdev: whether to show the standard deviation as error bar
:type show_stdev: bool
:param key_loc: the location string for the key
:type key_loc: str
:param outfile: the output file, ignored if None
:type outfile: str
:param wait: whether to wait for the user to close the plot
:type wait: bool | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/plot/experiments.py#L28-L99 |
fracpete/python-weka-wrapper3 | python/weka/plot/__init__.py | create_subsample | def create_subsample(data, percent, seed=1):
"""
Generates a subsample of the dataset.
:param data: the data to create the subsample from
:type data: Instances
:param percent: the percentage (0-100)
:type percent: float
:param seed: the seed value to use
:type seed: int
"""
if percent <= 0 or percent >= 100:
return data
data = Instances.copy_instances(data)
data.randomize(Random(seed))
data = Instances.copy_instances(data, 0, int(round(data.num_instances * percent / 100.0)))
return data | python | def create_subsample(data, percent, seed=1):
"""
Generates a subsample of the dataset.
:param data: the data to create the subsample from
:type data: Instances
:param percent: the percentage (0-100)
:type percent: float
:param seed: the seed value to use
:type seed: int
"""
if percent <= 0 or percent >= 100:
return data
data = Instances.copy_instances(data)
data.randomize(Random(seed))
data = Instances.copy_instances(data, 0, int(round(data.num_instances * percent / 100.0)))
return data | Generates a subsample of the dataset.
:param data: the data to create the subsample from
:type data: Instances
:param percent: the percentage (0-100)
:type percent: float
:param seed: the seed value to use
:type seed: int | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/plot/__init__.py#L45-L60 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | predictions_to_instances | def predictions_to_instances(data, preds):
"""
Turns the predictions turned into an Instances object.
:param data: the original dataset format
:type data: Instances
:param preds: the predictions to convert
:type preds: list
:return: the predictions, None if no predictions present
:rtype: Instances
"""
if len(preds) == 0:
return None
is_numeric = isinstance(preds[0], NumericPrediction)
# create header
atts = []
if is_numeric:
atts.append(Attribute.create_numeric("index"))
atts.append(Attribute.create_numeric("weight"))
atts.append(Attribute.create_numeric("actual"))
atts.append(Attribute.create_numeric("predicted"))
atts.append(Attribute.create_numeric("error"))
else:
atts.append(Attribute.create_numeric("index"))
atts.append(Attribute.create_numeric("weight"))
atts.append(data.class_attribute.copy(name="actual"))
atts.append(data.class_attribute.copy(name="predicted"))
atts.append(Attribute.create_nominal("error", ["no", "yes"]))
atts.append(Attribute.create_numeric("classification"))
for i in range(data.class_attribute.num_values):
atts.append(Attribute.create_numeric("distribution-" + data.class_attribute.value(i)))
result = Instances.create_instances("Predictions", atts, len(preds))
count = 0
for pred in preds:
count += 1
if is_numeric:
values = array([count, pred.weight, pred.actual, pred.predicted, pred.error])
else:
if pred.actual == pred.predicted:
error = 0.0
else:
error = 1.0
l = [count, pred.weight, pred.actual, pred.predicted, error, max(pred.distribution)]
for i in range(data.class_attribute.num_values):
l.append(pred.distribution[i])
values = array(l)
inst = Instance.create_instance(values)
result.add_instance(inst)
return result | python | def predictions_to_instances(data, preds):
"""
Turns the predictions turned into an Instances object.
:param data: the original dataset format
:type data: Instances
:param preds: the predictions to convert
:type preds: list
:return: the predictions, None if no predictions present
:rtype: Instances
"""
if len(preds) == 0:
return None
is_numeric = isinstance(preds[0], NumericPrediction)
# create header
atts = []
if is_numeric:
atts.append(Attribute.create_numeric("index"))
atts.append(Attribute.create_numeric("weight"))
atts.append(Attribute.create_numeric("actual"))
atts.append(Attribute.create_numeric("predicted"))
atts.append(Attribute.create_numeric("error"))
else:
atts.append(Attribute.create_numeric("index"))
atts.append(Attribute.create_numeric("weight"))
atts.append(data.class_attribute.copy(name="actual"))
atts.append(data.class_attribute.copy(name="predicted"))
atts.append(Attribute.create_nominal("error", ["no", "yes"]))
atts.append(Attribute.create_numeric("classification"))
for i in range(data.class_attribute.num_values):
atts.append(Attribute.create_numeric("distribution-" + data.class_attribute.value(i)))
result = Instances.create_instances("Predictions", atts, len(preds))
count = 0
for pred in preds:
count += 1
if is_numeric:
values = array([count, pred.weight, pred.actual, pred.predicted, pred.error])
else:
if pred.actual == pred.predicted:
error = 0.0
else:
error = 1.0
l = [count, pred.weight, pred.actual, pred.predicted, error, max(pred.distribution)]
for i in range(data.class_attribute.num_values):
l.append(pred.distribution[i])
values = array(l)
inst = Instance.create_instance(values)
result.add_instance(inst)
return result | Turns the predictions turned into an Instances object.
:param data: the original dataset format
:type data: Instances
:param preds: the predictions to convert
:type preds: list
:return: the predictions, None if no predictions present
:rtype: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L2061-L2114 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Classifier.distributions_for_instances | def distributions_for_instances(self, data):
"""
Peforms predictions, returning the class distributions.
:param data: the Instances to get the class distributions for
:type data: Instances
:return: the class distribution matrix, None if not a batch predictor
:rtype: ndarray
"""
if self.is_batchpredictor:
return typeconv.double_matrix_to_ndarray(self.__distributions(data.jobject))
else:
return None | python | def distributions_for_instances(self, data):
"""
Peforms predictions, returning the class distributions.
:param data: the Instances to get the class distributions for
:type data: Instances
:return: the class distribution matrix, None if not a batch predictor
:rtype: ndarray
"""
if self.is_batchpredictor:
return typeconv.double_matrix_to_ndarray(self.__distributions(data.jobject))
else:
return None | Peforms predictions, returning the class distributions.
:param data: the Instances to get the class distributions for
:type data: Instances
:return: the class distribution matrix, None if not a batch predictor
:rtype: ndarray | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L120-L132 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Classifier.batch_size | def batch_size(self, size):
"""
Sets the batch size, in case this classifier is a batch predictor.
:param size: the size of the batch
:type size: str
"""
if self.is_batchpredictor:
javabridge.call(self.jobject, "setBatchSize", "(Ljava/lang/String;)V", size) | python | def batch_size(self, size):
"""
Sets the batch size, in case this classifier is a batch predictor.
:param size: the size of the batch
:type size: str
"""
if self.is_batchpredictor:
javabridge.call(self.jobject, "setBatchSize", "(Ljava/lang/String;)V", size) | Sets the batch size, in case this classifier is a batch predictor.
:param size: the size of the batch
:type size: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L148-L156 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Classifier.to_source | def to_source(self, classname):
"""
Returns the model as Java source code if the classifier implements weka.classifiers.Sourcable.
:param classname: the classname for the generated Java code
:type classname: str
:return: the model as source code string
:rtype: str
"""
if not self.check_type(self.jobject, "weka.classifiers.Sourcable"):
return None
return javabridge.call(self.jobject, "toSource", "(Ljava/lang/String;)Ljava/lang/String;", classname) | python | def to_source(self, classname):
"""
Returns the model as Java source code if the classifier implements weka.classifiers.Sourcable.
:param classname: the classname for the generated Java code
:type classname: str
:return: the model as source code string
:rtype: str
"""
if not self.check_type(self.jobject, "weka.classifiers.Sourcable"):
return None
return javabridge.call(self.jobject, "toSource", "(Ljava/lang/String;)Ljava/lang/String;", classname) | Returns the model as Java source code if the classifier implements weka.classifiers.Sourcable.
:param classname: the classname for the generated Java code
:type classname: str
:return: the model as source code string
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L196-L207 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | GridSearch.evaluation | def evaluation(self, evl):
"""
Sets the statistic to use for evaluation.
:param evl: the statistic
:type evl: SelectedTag, Tag or str
"""
if isinstance(evl, str):
evl = self.tags_evaluation.find(evl)
if isinstance(evl, Tag):
evl = SelectedTag(tag_id=evl.ident, tags=self.tags_evaluation)
javabridge.call(self.jobject, "setEvaluation", "(Lweka/core/SelectedTag;)V", evl.jobject) | python | def evaluation(self, evl):
"""
Sets the statistic to use for evaluation.
:param evl: the statistic
:type evl: SelectedTag, Tag or str
"""
if isinstance(evl, str):
evl = self.tags_evaluation.find(evl)
if isinstance(evl, Tag):
evl = SelectedTag(tag_id=evl.ident, tags=self.tags_evaluation)
javabridge.call(self.jobject, "setEvaluation", "(Lweka/core/SelectedTag;)V", evl.jobject) | Sets the statistic to use for evaluation.
:param evl: the statistic
:type evl: SelectedTag, Tag or str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L355-L366 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | GridSearch.x | def x(self):
"""
Returns a dictionary with all the current values for the X of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict
"""
result = {}
result["property"] = javabridge.call(self.jobject, "getXProperty", "()Ljava/lang/String;")
result["min"] = javabridge.call(self.jobject, "getXMin", "()D")
result["max"] = javabridge.call(self.jobject, "getXMax", "()D")
result["step"] = javabridge.call(self.jobject, "getXStep", "()D")
result["base"] = javabridge.call(self.jobject, "getXBase", "()D")
result["expression"] = javabridge.call(self.jobject, "getXExpression", "()Ljava/lang/String;")
return result | python | def x(self):
"""
Returns a dictionary with all the current values for the X of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict
"""
result = {}
result["property"] = javabridge.call(self.jobject, "getXProperty", "()Ljava/lang/String;")
result["min"] = javabridge.call(self.jobject, "getXMin", "()D")
result["max"] = javabridge.call(self.jobject, "getXMax", "()D")
result["step"] = javabridge.call(self.jobject, "getXStep", "()D")
result["base"] = javabridge.call(self.jobject, "getXBase", "()D")
result["expression"] = javabridge.call(self.jobject, "getXExpression", "()Ljava/lang/String;")
return result | Returns a dictionary with all the current values for the X of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L369-L385 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | GridSearch.x | def x(self, d):
"""
Allows to configure the X of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict
"""
if "property" in d:
javabridge.call(self.jobject, "setXProperty", "(Ljava/lang/String;)V", d["property"])
if "min" in d:
javabridge.call(self.jobject, "setXMin", "(D)V", d["min"])
if "max" in d:
javabridge.call(self.jobject, "setXMax", "(D)V", d["max"])
if "step" in d:
javabridge.call(self.jobject, "setXStep", "(D)V", d["step"])
if "base" in d:
javabridge.call(self.jobject, "setXBase", "(D)V", d["base"])
if "expression" in d:
javabridge.call(self.jobject, "setXExpression", "(Ljava/lang/String;)V", d["expression"]) | python | def x(self, d):
"""
Allows to configure the X of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict
"""
if "property" in d:
javabridge.call(self.jobject, "setXProperty", "(Ljava/lang/String;)V", d["property"])
if "min" in d:
javabridge.call(self.jobject, "setXMin", "(D)V", d["min"])
if "max" in d:
javabridge.call(self.jobject, "setXMax", "(D)V", d["max"])
if "step" in d:
javabridge.call(self.jobject, "setXStep", "(D)V", d["step"])
if "base" in d:
javabridge.call(self.jobject, "setXBase", "(D)V", d["base"])
if "expression" in d:
javabridge.call(self.jobject, "setXExpression", "(Ljava/lang/String;)V", d["expression"]) | Allows to configure the X of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L388-L408 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | GridSearch.y | def y(self):
"""
Returns a dictionary with all the current values for the Y of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict
"""
result = {}
result["property"] = javabridge.call(self.jobject, "getYProperty", "()Ljava/lang/String;")
result["min"] = javabridge.call(self.jobject, "getYMin", "()D")
result["max"] = javabridge.call(self.jobject, "getYMax", "()D")
result["step"] = javabridge.call(self.jobject, "getYStep", "()D")
result["base"] = javabridge.call(self.jobject, "getYBase", "()D")
result["expression"] = javabridge.call(self.jobject, "getYExpression", "()Ljava/lang/String;")
return result | python | def y(self):
"""
Returns a dictionary with all the current values for the Y of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict
"""
result = {}
result["property"] = javabridge.call(self.jobject, "getYProperty", "()Ljava/lang/String;")
result["min"] = javabridge.call(self.jobject, "getYMin", "()D")
result["max"] = javabridge.call(self.jobject, "getYMax", "()D")
result["step"] = javabridge.call(self.jobject, "getYStep", "()D")
result["base"] = javabridge.call(self.jobject, "getYBase", "()D")
result["expression"] = javabridge.call(self.jobject, "getYExpression", "()Ljava/lang/String;")
return result | Returns a dictionary with all the current values for the Y of the grid.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:return: the dictionary with the parameters
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L411-L427 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | GridSearch.y | def y(self, d):
"""
Allows to configure the Y of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict
"""
if "property" in d:
javabridge.call(self.jobject, "setYProperty", "(Ljava/lang/String;)V", d["property"])
if "min" in d:
javabridge.call(self.jobject, "setYMin", "(D)V", d["min"])
if "max" in d:
javabridge.call(self.jobject, "setYMax", "(D)V", d["max"])
if "step" in d:
javabridge.call(self.jobject, "setYStep", "(D)V", d["step"])
if "base" in d:
javabridge.call(self.jobject, "setYBase", "(D)V", d["base"])
if "expression" in d:
javabridge.call(self.jobject, "setYExpression", "(Ljava/lang/String;)V", d["expression"]) | python | def y(self, d):
"""
Allows to configure the Y of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict
"""
if "property" in d:
javabridge.call(self.jobject, "setYProperty", "(Ljava/lang/String;)V", d["property"])
if "min" in d:
javabridge.call(self.jobject, "setYMin", "(D)V", d["min"])
if "max" in d:
javabridge.call(self.jobject, "setYMax", "(D)V", d["max"])
if "step" in d:
javabridge.call(self.jobject, "setYStep", "(D)V", d["step"])
if "base" in d:
javabridge.call(self.jobject, "setYBase", "(D)V", d["base"])
if "expression" in d:
javabridge.call(self.jobject, "setYExpression", "(Ljava/lang/String;)V", d["expression"]) | Allows to configure the Y of the grid with one method call.
Keys for the dictionary: property, min, max, step, base, expression
Types: property=str, min=float, max=float, step=float, base=float, expression=str
:param d: the dictionary with the parameters
:type d: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L430-L450 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | MultipleClassifiersCombiner.classifiers | def classifiers(self):
"""
Returns the list of base classifiers.
:return: the classifier list
:rtype: list
"""
objects = javabridge.get_env().get_object_array_elements(
javabridge.call(self.jobject, "getClassifiers", "()[Lweka/classifiers/Classifier;"))
result = []
for obj in objects:
result.append(Classifier(jobject=obj))
return result | python | def classifiers(self):
"""
Returns the list of base classifiers.
:return: the classifier list
:rtype: list
"""
objects = javabridge.get_env().get_object_array_elements(
javabridge.call(self.jobject, "getClassifiers", "()[Lweka/classifiers/Classifier;"))
result = []
for obj in objects:
result.append(Classifier(jobject=obj))
return result | Returns the list of base classifiers.
:return: the classifier list
:rtype: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L573-L585 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | MultipleClassifiersCombiner.classifiers | def classifiers(self, classifiers):
"""
Sets the base classifiers.
:param classifiers: the list of base classifiers to use
:type classifiers: list
"""
obj = []
for classifier in classifiers:
obj.append(classifier.jobject)
javabridge.call(self.jobject, "setClassifiers", "([Lweka/classifiers/Classifier;)V", obj) | python | def classifiers(self, classifiers):
"""
Sets the base classifiers.
:param classifiers: the list of base classifiers to use
:type classifiers: list
"""
obj = []
for classifier in classifiers:
obj.append(classifier.jobject)
javabridge.call(self.jobject, "setClassifiers", "([Lweka/classifiers/Classifier;)V", obj) | Sets the base classifiers.
:param classifiers: the list of base classifiers to use
:type classifiers: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L588-L598 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Kernel.eval | def eval(self, id1, id2, inst1):
"""
Computes the result of the kernel function for two instances. If id1 == -1, eval use inst1 instead of an
instance in the dataset.
:param id1: the index of the first instance in the dataset
:type id1: int
:param id2: the index of the second instance in the dataset
:type id2: int
:param inst1: the instance corresponding to id1 (used if id1 == -1)
:type inst1: Instance
"""
jinst1 = None
if inst1 is not None:
jinst1 = inst1.jobject
return javabridge.call(self.jobject, "eval", "(IILweka/core/Instance;)D", id1, id2, jinst1) | python | def eval(self, id1, id2, inst1):
"""
Computes the result of the kernel function for two instances. If id1 == -1, eval use inst1 instead of an
instance in the dataset.
:param id1: the index of the first instance in the dataset
:type id1: int
:param id2: the index of the second instance in the dataset
:type id2: int
:param inst1: the instance corresponding to id1 (used if id1 == -1)
:type inst1: Instance
"""
jinst1 = None
if inst1 is not None:
jinst1 = inst1.jobject
return javabridge.call(self.jobject, "eval", "(IILweka/core/Instance;)D", id1, id2, jinst1) | Computes the result of the kernel function for two instances. If id1 == -1, eval use inst1 instead of an
instance in the dataset.
:param id1: the index of the first instance in the dataset
:type id1: int
:param id2: the index of the second instance in the dataset
:type id2: int
:param inst1: the instance corresponding to id1 (used if id1 == -1)
:type inst1: Instance | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L666-L681 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | KernelClassifier.kernel | def kernel(self):
"""
Returns the current kernel.
:return: the kernel or None if none found
:rtype: Kernel
"""
result = javabridge.static_call(
"weka/classifiers/KernelHelper", "getKernel",
"(Ljava/lang/Object;)Lweka/classifiers/functions/supportVector/Kernel;",
self.jobject)
if result is None:
return None
else:
return Kernel(jobject=result) | python | def kernel(self):
"""
Returns the current kernel.
:return: the kernel or None if none found
:rtype: Kernel
"""
result = javabridge.static_call(
"weka/classifiers/KernelHelper", "getKernel",
"(Ljava/lang/Object;)Lweka/classifiers/functions/supportVector/Kernel;",
self.jobject)
if result is None:
return None
else:
return Kernel(jobject=result) | Returns the current kernel.
:return: the kernel or None if none found
:rtype: Kernel | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L727-L741 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | KernelClassifier.kernel | def kernel(self, kernel):
"""
Sets the kernel.
:param kernel: the kernel to set
:type kernel: Kernel
"""
result = javabridge.static_call(
"weka/classifiers/KernelHelper", "setKernel",
"(Ljava/lang/Object;Lweka/classifiers/functions/supportVector/Kernel;)Z",
self.jobject, kernel.jobject)
if not result:
raise Exception("Failed to set kernel!") | python | def kernel(self, kernel):
"""
Sets the kernel.
:param kernel: the kernel to set
:type kernel: Kernel
"""
result = javabridge.static_call(
"weka/classifiers/KernelHelper", "setKernel",
"(Ljava/lang/Object;Lweka/classifiers/functions/supportVector/Kernel;)Z",
self.jobject, kernel.jobject)
if not result:
raise Exception("Failed to set kernel!") | Sets the kernel.
:param kernel: the kernel to set
:type kernel: Kernel | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L744-L756 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.apply_cost_matrix | def apply_cost_matrix(self, data, rnd):
"""
Applies the cost matrix to the data.
:param data: the data to apply to
:type data: Instances
:param rnd: the random number generator
:type rnd: Random
"""
return Instances(
javabridge.call(
self.jobject, "applyCostMatrix", "(Lweka/core/Instances;Ljava/util/Random;)Lweka/core/Instances;",
data.jobject, rnd.jobject)) | python | def apply_cost_matrix(self, data, rnd):
"""
Applies the cost matrix to the data.
:param data: the data to apply to
:type data: Instances
:param rnd: the random number generator
:type rnd: Random
"""
return Instances(
javabridge.call(
self.jobject, "applyCostMatrix", "(Lweka/core/Instances;Ljava/util/Random;)Lweka/core/Instances;",
data.jobject, rnd.jobject)) | Applies the cost matrix to the data.
:param data: the data to apply to
:type data: Instances
:param rnd: the random number generator
:type rnd: Random | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L924-L936 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.expected_costs | def expected_costs(self, class_probs, inst=None):
"""
Calculates the expected misclassification cost for each possible class value, given class probability
estimates.
:param class_probs: the class probabilities
:type class_probs: ndarray
:return: the calculated costs
:rtype: ndarray
"""
if inst is None:
costs = javabridge.call(
self.jobject, "expectedCosts", "([D)[D", javabridge.get_env().make_double_array(class_probs))
return javabridge.get_env().get_double_array_elements(costs)
else:
costs = javabridge.call(
self.jobject, "expectedCosts", "([DLweka/core/Instance;)[D",
javabridge.get_env().make_double_array(class_probs), inst.jobject)
return javabridge.get_env().get_double_array_elements(costs) | python | def expected_costs(self, class_probs, inst=None):
"""
Calculates the expected misclassification cost for each possible class value, given class probability
estimates.
:param class_probs: the class probabilities
:type class_probs: ndarray
:return: the calculated costs
:rtype: ndarray
"""
if inst is None:
costs = javabridge.call(
self.jobject, "expectedCosts", "([D)[D", javabridge.get_env().make_double_array(class_probs))
return javabridge.get_env().get_double_array_elements(costs)
else:
costs = javabridge.call(
self.jobject, "expectedCosts", "([DLweka/core/Instance;)[D",
javabridge.get_env().make_double_array(class_probs), inst.jobject)
return javabridge.get_env().get_double_array_elements(costs) | Calculates the expected misclassification cost for each possible class value, given class probability
estimates.
:param class_probs: the class probabilities
:type class_probs: ndarray
:return: the calculated costs
:rtype: ndarray | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L938-L956 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.get_cell | def get_cell(self, row, col):
"""
Returns the JB_Object at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:return: the object in that cell
:rtype: JB_Object
"""
return javabridge.call(
self.jobject, "getCell", "(II)Ljava/lang/Object;", row, col) | python | def get_cell(self, row, col):
"""
Returns the JB_Object at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:return: the object in that cell
:rtype: JB_Object
"""
return javabridge.call(
self.jobject, "getCell", "(II)Ljava/lang/Object;", row, col) | Returns the JB_Object at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:return: the object in that cell
:rtype: JB_Object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L958-L970 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.set_cell | def set_cell(self, row, col, obj):
"""
Sets the JB_Object at the specified location. Automatically unwraps JavaObject.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param obj: the object for that cell
:type obj: object
"""
if isinstance(obj, JavaObject):
obj = obj.jobject
javabridge.call(
self.jobject, "setCell", "(IILjava/lang/Object;)V", row, col, obj) | python | def set_cell(self, row, col, obj):
"""
Sets the JB_Object at the specified location. Automatically unwraps JavaObject.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param obj: the object for that cell
:type obj: object
"""
if isinstance(obj, JavaObject):
obj = obj.jobject
javabridge.call(
self.jobject, "setCell", "(IILjava/lang/Object;)V", row, col, obj) | Sets the JB_Object at the specified location. Automatically unwraps JavaObject.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param obj: the object for that cell
:type obj: object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L972-L986 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.get_element | def get_element(self, row, col, inst=None):
"""
Returns the value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param inst: the Instace
:type inst: Instance
:return: the value in that cell
:rtype: float
"""
if inst is None:
return javabridge.call(
self.jobject, "getElement", "(II)D", row, col)
else:
return javabridge.call(
self.jobject, "getElement", "(IILweka/core/Instance;)D", row, col, inst.jobject) | python | def get_element(self, row, col, inst=None):
"""
Returns the value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param inst: the Instace
:type inst: Instance
:return: the value in that cell
:rtype: float
"""
if inst is None:
return javabridge.call(
self.jobject, "getElement", "(II)D", row, col)
else:
return javabridge.call(
self.jobject, "getElement", "(IILweka/core/Instance;)D", row, col, inst.jobject) | Returns the value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param inst: the Instace
:type inst: Instance
:return: the value in that cell
:rtype: float | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L988-L1006 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.set_element | def set_element(self, row, col, value):
"""
Sets the float value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param value: the float value for that cell
:type value: float
"""
javabridge.call(
self.jobject, "setElement", "(IID)V", row, col, value) | python | def set_element(self, row, col, value):
"""
Sets the float value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param value: the float value for that cell
:type value: float
"""
javabridge.call(
self.jobject, "setElement", "(IID)V", row, col, value) | Sets the float value at the specified location.
:param row: the 0-based index of the row
:type row: int
:param col: the 0-based index of the column
:type col: int
:param value: the float value for that cell
:type value: float | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1008-L1020 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | CostMatrix.get_max_cost | def get_max_cost(self, class_value, inst=None):
"""
Gets the maximum cost for a particular class value.
:param class_value: the class value to get the maximum cost for
:type class_value: int
:param inst: the Instance
:type inst: Instance
:return: the cost
:rtype: float
"""
if inst is None:
return javabridge.call(
self.jobject, "getMaxCost", "(I)D", class_value)
else:
return javabridge.call(
self.jobject, "getElement", "(ILweka/core/Instance;)D", class_value, inst.jobject) | python | def get_max_cost(self, class_value, inst=None):
"""
Gets the maximum cost for a particular class value.
:param class_value: the class value to get the maximum cost for
:type class_value: int
:param inst: the Instance
:type inst: Instance
:return: the cost
:rtype: float
"""
if inst is None:
return javabridge.call(
self.jobject, "getMaxCost", "(I)D", class_value)
else:
return javabridge.call(
self.jobject, "getElement", "(ILweka/core/Instance;)D", class_value, inst.jobject) | Gets the maximum cost for a particular class value.
:param class_value: the class value to get the maximum cost for
:type class_value: int
:param inst: the Instance
:type inst: Instance
:return: the cost
:rtype: float | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1022-L1038 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Evaluation.crossvalidate_model | def crossvalidate_model(self, classifier, data, num_folds, rnd, output=None):
"""
Crossvalidates the model using the specified data, number of folds and random number generator wrapper.
:param classifier: the classifier to cross-validate
:type classifier: Classifier
:param data: the data to evaluate on
:type data: Instances
:param num_folds: the number of folds
:type num_folds: int
:param rnd: the random number generator to use
:type rnd: Random
:param output: the output generator to use
:type output: PredictionOutput
"""
if output is None:
generator = []
else:
generator = [output.jobject]
javabridge.call(
self.jobject, "crossValidateModel",
"(Lweka/classifiers/Classifier;Lweka/core/Instances;ILjava/util/Random;[Ljava/lang/Object;)V",
classifier.jobject, data.jobject, num_folds, rnd.jobject, generator) | python | def crossvalidate_model(self, classifier, data, num_folds, rnd, output=None):
"""
Crossvalidates the model using the specified data, number of folds and random number generator wrapper.
:param classifier: the classifier to cross-validate
:type classifier: Classifier
:param data: the data to evaluate on
:type data: Instances
:param num_folds: the number of folds
:type num_folds: int
:param rnd: the random number generator to use
:type rnd: Random
:param output: the output generator to use
:type output: PredictionOutput
"""
if output is None:
generator = []
else:
generator = [output.jobject]
javabridge.call(
self.jobject, "crossValidateModel",
"(Lweka/classifiers/Classifier;Lweka/core/Instances;ILjava/util/Random;[Ljava/lang/Object;)V",
classifier.jobject, data.jobject, num_folds, rnd.jobject, generator) | Crossvalidates the model using the specified data, number of folds and random number generator wrapper.
:param classifier: the classifier to cross-validate
:type classifier: Classifier
:param data: the data to evaluate on
:type data: Instances
:param num_folds: the number of folds
:type num_folds: int
:param rnd: the random number generator to use
:type rnd: Random
:param output: the output generator to use
:type output: PredictionOutput | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1133-L1155 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Evaluation.summary | def summary(self, title=None, complexity=False):
"""
Generates a summary.
:param title: optional title
:type title: str
:param complexity: whether to print the complexity information as well
:type complexity: bool
:return: the summary
:rtype: str
"""
if title is None:
return javabridge.call(
self.jobject, "toSummaryString", "()Ljava/lang/String;")
else:
return javabridge.call(
self.jobject, "toSummaryString", "(Ljava/lang/String;Z)Ljava/lang/String;", title, complexity) | python | def summary(self, title=None, complexity=False):
"""
Generates a summary.
:param title: optional title
:type title: str
:param complexity: whether to print the complexity information as well
:type complexity: bool
:return: the summary
:rtype: str
"""
if title is None:
return javabridge.call(
self.jobject, "toSummaryString", "()Ljava/lang/String;")
else:
return javabridge.call(
self.jobject, "toSummaryString", "(Ljava/lang/String;Z)Ljava/lang/String;", title, complexity) | Generates a summary.
:param title: optional title
:type title: str
:param complexity: whether to print the complexity information as well
:type complexity: bool
:return: the summary
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1221-L1237 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Evaluation.class_details | def class_details(self, title=None):
"""
Generates the class details.
:param title: optional title
:type title: str
:return: the details
:rtype: str
"""
if title is None:
return javabridge.call(
self.jobject, "toClassDetailsString", "()Ljava/lang/String;")
else:
return javabridge.call(
self.jobject, "toClassDetailsString", "(Ljava/lang/String;)Ljava/lang/String;", title) | python | def class_details(self, title=None):
"""
Generates the class details.
:param title: optional title
:type title: str
:return: the details
:rtype: str
"""
if title is None:
return javabridge.call(
self.jobject, "toClassDetailsString", "()Ljava/lang/String;")
else:
return javabridge.call(
self.jobject, "toClassDetailsString", "(Ljava/lang/String;)Ljava/lang/String;", title) | Generates the class details.
:param title: optional title
:type title: str
:return: the details
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1239-L1253 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Evaluation.matrix | def matrix(self, title=None):
"""
Generates the confusion matrix.
:param title: optional title
:type title: str
:return: the matrix
:rtype: str
"""
if title is None:
return javabridge.call(self.jobject, "toMatrixString", "()Ljava/lang/String;")
else:
return javabridge.call(self.jobject, "toMatrixString", "(Ljava/lang/String;)Ljava/lang/String;", title) | python | def matrix(self, title=None):
"""
Generates the confusion matrix.
:param title: optional title
:type title: str
:return: the matrix
:rtype: str
"""
if title is None:
return javabridge.call(self.jobject, "toMatrixString", "()Ljava/lang/String;")
else:
return javabridge.call(self.jobject, "toMatrixString", "(Ljava/lang/String;)Ljava/lang/String;", title) | Generates the confusion matrix.
:param title: optional title
:type title: str
:return: the matrix
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1255-L1267 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | Evaluation.predictions | def predictions(self):
"""
Returns the predictions.
:return: the predictions. None if not available
:rtype: list
"""
preds = javabridge.get_collection_wrapper(
javabridge.call(self.jobject, "predictions", "()Ljava/util/ArrayList;"))
if self.discard_predictions:
result = None
else:
result = []
for pred in preds:
if is_instance_of(pred, "weka.classifiers.evaluation.NominalPrediction"):
result.append(NominalPrediction(pred))
elif is_instance_of(pred, "weka.classifiers.evaluation.NumericPrediction"):
result.append(NumericPrediction(pred))
else:
result.append(Prediction(pred))
return result | python | def predictions(self):
"""
Returns the predictions.
:return: the predictions. None if not available
:rtype: list
"""
preds = javabridge.get_collection_wrapper(
javabridge.call(self.jobject, "predictions", "()Ljava/util/ArrayList;"))
if self.discard_predictions:
result = None
else:
result = []
for pred in preds:
if is_instance_of(pred, "weka.classifiers.evaluation.NominalPrediction"):
result.append(NominalPrediction(pred))
elif is_instance_of(pred, "weka.classifiers.evaluation.NumericPrediction"):
result.append(NumericPrediction(pred))
else:
result.append(Prediction(pred))
return result | Returns the predictions.
:return: the predictions. None if not available
:rtype: list | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L1905-L1925 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | PredictionOutput.print_all | def print_all(self, cls, data):
"""
Prints the header, classifications and footer to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances
"""
javabridge.call(
self.jobject, "print", "(Lweka/classifiers/Classifier;Lweka/core/Instances;)V",
cls.jobject, data.jobject) | python | def print_all(self, cls, data):
"""
Prints the header, classifications and footer to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances
"""
javabridge.call(
self.jobject, "print", "(Lweka/classifiers/Classifier;Lweka/core/Instances;)V",
cls.jobject, data.jobject) | Prints the header, classifications and footer to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L2001-L2012 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | PredictionOutput.print_classifications | def print_classifications(self, cls, data):
"""
Prints the classifications to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances
"""
javabridge.call(
self.jobject, "printClassifications", "(Lweka/classifiers/Classifier;Lweka/core/Instances;)V",
cls.jobject, data.jobject) | python | def print_classifications(self, cls, data):
"""
Prints the classifications to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances
"""
javabridge.call(
self.jobject, "printClassifications", "(Lweka/classifiers/Classifier;Lweka/core/Instances;)V",
cls.jobject, data.jobject) | Prints the classifications to the buffer.
:param cls: the classifier
:type cls: Classifier
:param data: the test data
:type data: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L2014-L2025 |
fracpete/python-weka-wrapper3 | python/weka/classifiers.py | PredictionOutput.print_classification | def print_classification(self, cls, inst, index):
"""
Prints the classification to the buffer.
:param cls: the classifier
:type cls: Classifier
:param inst: the test instance
:type inst: Instance
:param index: the 0-based index of the test instance
:type index: int
"""
javabridge.call(
self.jobject, "printClassification", "(Lweka/classifiers/Classifier;Lweka/core/Instance;I)V",
cls.jobject, inst.jobject, index) | python | def print_classification(self, cls, inst, index):
"""
Prints the classification to the buffer.
:param cls: the classifier
:type cls: Classifier
:param inst: the test instance
:type inst: Instance
:param index: the 0-based index of the test instance
:type index: int
"""
javabridge.call(
self.jobject, "printClassification", "(Lweka/classifiers/Classifier;Lweka/core/Instance;I)V",
cls.jobject, inst.jobject, index) | Prints the classification to the buffer.
:param cls: the classifier
:type cls: Classifier
:param inst: the test instance
:type inst: Instance
:param index: the 0-based index of the test instance
:type index: int | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/classifiers.py#L2027-L2040 |
fracpete/python-weka-wrapper3 | python/weka/core/tokenizers.py | Tokenizer.tokenize | def tokenize(self, s):
"""
Tokenizes the string.
:param s: the string to tokenize
:type s: str
:return: the iterator
:rtype: TokenIterator
"""
javabridge.call(self.jobject, "tokenize", "(Ljava/lang/String;)V", s)
return TokenIterator(self) | python | def tokenize(self, s):
"""
Tokenizes the string.
:param s: the string to tokenize
:type s: str
:return: the iterator
:rtype: TokenIterator
"""
javabridge.call(self.jobject, "tokenize", "(Ljava/lang/String;)V", s)
return TokenIterator(self) | Tokenizes the string.
:param s: the string to tokenize
:type s: str
:return: the iterator
:rtype: TokenIterator | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/core/tokenizers.py#L76-L86 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | main | def main():
"""
Runs a datagenerator from the command-line. Calls JVM start/stop automatically.
Use -h to see all options.
"""
parser = argparse.ArgumentParser(
description='Executes a data generator from the command-line. Calls JVM start/stop automatically.')
parser.add_argument("-j", metavar="classpath", dest="classpath", help="additional classpath, jars/directories")
parser.add_argument("-X", metavar="heap", dest="heap", help="max heap size for jvm, e.g., 512m")
parser.add_argument("datagenerator", help="data generator classname, e.g., "
+ "weka.datagenerators.classifiers.classification.LED24")
parser.add_argument("option", nargs=argparse.REMAINDER, help="additional data generator options")
parsed = parser.parse_args()
jars = []
if parsed.classpath is not None:
jars = parsed.classpath.split(os.pathsep)
jvm.start(jars, max_heap_size=parsed.heap, packages=True)
logger.debug("Commandline: " + join_options(sys.argv[1:]))
try:
generator = DataGenerator(classname=parsed.datagenerator)
if len(parsed.option) > 0:
generator.options = parsed.option
DataGenerator.make_data(generator, parsed.option)
except Exception as e:
print(e)
finally:
jvm.stop() | python | def main():
"""
Runs a datagenerator from the command-line. Calls JVM start/stop automatically.
Use -h to see all options.
"""
parser = argparse.ArgumentParser(
description='Executes a data generator from the command-line. Calls JVM start/stop automatically.')
parser.add_argument("-j", metavar="classpath", dest="classpath", help="additional classpath, jars/directories")
parser.add_argument("-X", metavar="heap", dest="heap", help="max heap size for jvm, e.g., 512m")
parser.add_argument("datagenerator", help="data generator classname, e.g., "
+ "weka.datagenerators.classifiers.classification.LED24")
parser.add_argument("option", nargs=argparse.REMAINDER, help="additional data generator options")
parsed = parser.parse_args()
jars = []
if parsed.classpath is not None:
jars = parsed.classpath.split(os.pathsep)
jvm.start(jars, max_heap_size=parsed.heap, packages=True)
logger.debug("Commandline: " + join_options(sys.argv[1:]))
try:
generator = DataGenerator(classname=parsed.datagenerator)
if len(parsed.option) > 0:
generator.options = parsed.option
DataGenerator.make_data(generator, parsed.option)
except Exception as e:
print(e)
finally:
jvm.stop() | Runs a datagenerator from the command-line. Calls JVM start/stop automatically.
Use -h to see all options. | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L180-L209 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | DataGenerator.define_data_format | def define_data_format(self):
"""
Returns the data format.
:return: the data format
:rtype: Instances
"""
data = javabridge.call(self.jobject, "defineDataFormat", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | python | def define_data_format(self):
"""
Returns the data format.
:return: the data format
:rtype: Instances
"""
data = javabridge.call(self.jobject, "defineDataFormat", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | Returns the data format.
:return: the data format
:rtype: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L50-L61 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | DataGenerator.dataset_format | def dataset_format(self):
"""
Returns the dataset format.
:return: the format
:rtype: Instances
"""
data = javabridge.call(self.jobject, "getDatasetFormat", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | python | def dataset_format(self):
"""
Returns the dataset format.
:return: the format
:rtype: Instances
"""
data = javabridge.call(self.jobject, "getDatasetFormat", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | Returns the dataset format.
:return: the format
:rtype: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L74-L85 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | DataGenerator.generate_example | def generate_example(self):
"""
Returns a single Instance.
:return: the next example
:rtype: Instance
"""
data = javabridge.call(self.jobject, "generateExample", "()Lweka/core/Instance;")
if data is None:
return None
else:
return Instance(data) | python | def generate_example(self):
"""
Returns a single Instance.
:return: the next example
:rtype: Instance
"""
data = javabridge.call(self.jobject, "generateExample", "()Lweka/core/Instance;")
if data is None:
return None
else:
return Instance(data) | Returns a single Instance.
:return: the next example
:rtype: Instance | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L116-L127 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | DataGenerator.generate_examples | def generate_examples(self):
"""
Returns complete dataset.
:return: the generated dataset
:rtype: Instances
"""
data = javabridge.call(self.jobject, "generateExamples", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | python | def generate_examples(self):
"""
Returns complete dataset.
:return: the generated dataset
:rtype: Instances
"""
data = javabridge.call(self.jobject, "generateExamples", "()Lweka/core/Instances;")
if data is None:
return None
else:
return Instances(data) | Returns complete dataset.
:return: the generated dataset
:rtype: Instances | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L129-L140 |
fracpete/python-weka-wrapper3 | python/weka/datagenerators.py | DataGenerator.make_copy | def make_copy(cls, generator):
"""
Creates a copy of the generator.
:param generator: the generator to copy
:type generator: DataGenerator
:return: the copy of the generator
:rtype: DataGenerator
"""
return from_commandline(
to_commandline(generator), classname=classes.get_classname(DataGenerator())) | python | def make_copy(cls, generator):
"""
Creates a copy of the generator.
:param generator: the generator to copy
:type generator: DataGenerator
:return: the copy of the generator
:rtype: DataGenerator
"""
return from_commandline(
to_commandline(generator), classname=classes.get_classname(DataGenerator())) | Creates a copy of the generator.
:param generator: the generator to copy
:type generator: DataGenerator
:return: the copy of the generator
:rtype: DataGenerator | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/datagenerators.py#L167-L177 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | FileSupplier.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(FileSupplier, self).fix_config(options)
opt = "files"
if opt not in options:
options[opt] = []
if opt not in self.help:
self.help[opt] = "The files to output (list of string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(FileSupplier, self).fix_config(options)
opt = "files"
if opt not in options:
options[opt] = []
if opt not in self.help:
self.help[opt] = "The files to output (list of string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L116-L133 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | FileSupplier.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for f in self.resolve_option("files"):
self._output.append(Token(f))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for f in self.resolve_option("files"):
self._output.append(Token(f))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L135-L144 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ListFiles.quickinfo | def quickinfo(self):
"""
Returns a short string describing some of the options of the actor.
:return: the info, None if not available
:rtype: str
"""
return "dir: " + str(self.config["dir"]) \
+ ", files: " + str(self.config["list_files"]) \
+ ", dirs: " + str(self.resolve_option("list_dirs")) \
+ ", recursive: " + str(self.config["recursive"]) | python | def quickinfo(self):
"""
Returns a short string describing some of the options of the actor.
:return: the info, None if not available
:rtype: str
"""
return "dir: " + str(self.config["dir"]) \
+ ", files: " + str(self.config["list_files"]) \
+ ", dirs: " + str(self.resolve_option("list_dirs")) \
+ ", recursive: " + str(self.config["recursive"]) | Returns a short string describing some of the options of the actor.
:return: the info, None if not available
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L173-L183 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ListFiles.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ListFiles, self).fix_config(options)
opt = "dir"
if opt not in options:
options[opt] = "."
if opt not in self.help:
self.help[opt] = "The directory to search (string)."
opt = "recursive"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to search recursively (bool)."
opt = "list_files"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to include files (bool)."
opt = "list_dirs"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to include directories (bool)."
opt = "regexp"
if opt not in options:
options[opt] = ".*"
if opt not in self.help:
self.help[opt] = "The regular expression that files/dirs must match (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ListFiles, self).fix_config(options)
opt = "dir"
if opt not in options:
options[opt] = "."
if opt not in self.help:
self.help[opt] = "The directory to search (string)."
opt = "recursive"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to search recursively (bool)."
opt = "list_files"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to include files (bool)."
opt = "list_dirs"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to include directories (bool)."
opt = "regexp"
if opt not in options:
options[opt] = ".*"
if opt not in self.help:
self.help[opt] = "The regular expression that files/dirs must match (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L185-L226 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ListFiles._list | def _list(self, path, collected):
"""
Lists all the files/dirs in directory that match the pattern.
:param path: the directory to search
:type path: str
:param collected: the files/dirs collected so far (full path)
:type collected: list
:return: None if successful, error otherwise
:rtype: str
"""
list_files = self.resolve_option("list_files")
list_dirs = self.resolve_option("list_dirs")
recursive = self.resolve_option("recursive")
spattern = str(self.resolve_option("regexp"))
pattern = None
if (spattern is not None) and (spattern != ".*"):
pattern = re.compile(spattern)
try:
items = os.listdir(path)
for item in items:
fp = path + os.sep + item
if list_files and os.path.isfile(fp):
if (pattern is None) or pattern.match(item):
collected.append(fp)
if list_dirs and os.path.isdir(fp):
if (pattern is None) or pattern.match(item):
collected.append(fp)
if recursive and os.path.isdir(fp):
self._list(fp, collected)
except Exception as e:
return "Error listing '" + path + "': " + str(e) | python | def _list(self, path, collected):
"""
Lists all the files/dirs in directory that match the pattern.
:param path: the directory to search
:type path: str
:param collected: the files/dirs collected so far (full path)
:type collected: list
:return: None if successful, error otherwise
:rtype: str
"""
list_files = self.resolve_option("list_files")
list_dirs = self.resolve_option("list_dirs")
recursive = self.resolve_option("recursive")
spattern = str(self.resolve_option("regexp"))
pattern = None
if (spattern is not None) and (spattern != ".*"):
pattern = re.compile(spattern)
try:
items = os.listdir(path)
for item in items:
fp = path + os.sep + item
if list_files and os.path.isfile(fp):
if (pattern is None) or pattern.match(item):
collected.append(fp)
if list_dirs and os.path.isdir(fp):
if (pattern is None) or pattern.match(item):
collected.append(fp)
if recursive and os.path.isdir(fp):
self._list(fp, collected)
except Exception as e:
return "Error listing '" + path + "': " + str(e) | Lists all the files/dirs in directory that match the pattern.
:param path: the directory to search
:type path: str
:param collected: the files/dirs collected so far (full path)
:type collected: list
:return: None if successful, error otherwise
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L228-L260 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ListFiles.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
directory = str(self.resolve_option("dir"))
if not os.path.exists(directory):
return "Directory '" + directory + "' does not exist!"
if not os.path.isdir(directory):
return "Location '" + directory + "' is not a directory!"
collected = []
result = self._list(directory, collected)
if result is None:
for c in collected:
self._output.append(Token(c))
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
directory = str(self.resolve_option("dir"))
if not os.path.exists(directory):
return "Directory '" + directory + "' does not exist!"
if not os.path.isdir(directory):
return "Location '" + directory + "' is not a directory!"
collected = []
result = self._list(directory, collected)
if result is None:
for c in collected:
self._output.append(Token(c))
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L262-L279 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | GetStorageValue.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(GetStorageValue, self).fix_config(options)
opt = "storage_name"
if opt not in options:
options[opt] = "unknown"
if opt not in self.help:
self.help[opt] = "The name of the storage value to retrieve (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(GetStorageValue, self).fix_config(options)
opt = "storage_name"
if opt not in options:
options[opt] = "unknown"
if opt not in self.help:
self.help[opt] = "The name of the storage value to retrieve (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L317-L334 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | GetStorageValue.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
if self.storagehandler is None:
return "No storage handler available!"
sname = str(self.resolve_option("storage_name"))
if sname not in self.storagehandler.storage:
return "No storage item called '" + sname + "' present!"
self._output.append(Token(self.storagehandler.storage[sname]))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
if self.storagehandler is None:
return "No storage handler available!"
sname = str(self.resolve_option("storage_name"))
if sname not in self.storagehandler.storage:
return "No storage item called '" + sname + "' present!"
self._output.append(Token(self.storagehandler.storage[sname]))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L336-L349 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ForLoop.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ForLoop, self).fix_config(options)
opt = "min"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The minimum for the loop (included, int)."
opt = "max"
if opt not in options:
options[opt] = 10
if opt not in self.help:
self.help[opt] = "The maximum for the loop (included, int)."
opt = "step"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The step size (int)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(ForLoop, self).fix_config(options)
opt = "min"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The minimum for the loop (included, int)."
opt = "max"
if opt not in options:
options[opt] = 10
if opt not in self.help:
self.help[opt] = "The maximum for the loop (included, int)."
opt = "step"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The step size (int)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L389-L418 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | ForLoop.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for i in range(
int(self.resolve_option("min")),
int(self.resolve_option("max")) + 1,
int(self.resolve_option("step"))):
self._output.append(Token(i))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for i in range(
int(self.resolve_option("min")),
int(self.resolve_option("max")) + 1,
int(self.resolve_option("step"))):
self._output.append(Token(i))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L420-L432 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | LoadDatabase.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
opt = "db_url"
if opt not in options:
options[opt] = "jdbc:mysql://somehost:3306/somedatabase"
if opt not in self.help:
self.help[opt] = "The JDBC database URL to connect to (str)."
opt = "user"
if opt not in options:
options[opt] = "user"
if opt not in self.help:
self.help[opt] = "The database user to use for connecting (str)."
opt = "password"
if opt not in options:
options[opt] = "secret"
if opt not in self.help:
self.help[opt] = "The password for the database user (str)."
opt = "query"
if opt not in options:
options[opt] = "SELECT * FROM table"
if opt not in self.help:
self.help[opt] = "The SQL query for generating the dataset (str)."
opt = "sparse"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to return the data in sparse format (bool)."
opt = "custom_props"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "Custom properties filename (str)."
return super(LoadDatabase, self).fix_config(options) | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
opt = "db_url"
if opt not in options:
options[opt] = "jdbc:mysql://somehost:3306/somedatabase"
if opt not in self.help:
self.help[opt] = "The JDBC database URL to connect to (str)."
opt = "user"
if opt not in options:
options[opt] = "user"
if opt not in self.help:
self.help[opt] = "The database user to use for connecting (str)."
opt = "password"
if opt not in options:
options[opt] = "secret"
if opt not in self.help:
self.help[opt] = "The password for the database user (str)."
opt = "query"
if opt not in options:
options[opt] = "SELECT * FROM table"
if opt not in self.help:
self.help[opt] = "The SQL query for generating the dataset (str)."
opt = "sparse"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to return the data in sparse format (bool)."
opt = "custom_props"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "Custom properties filename (str)."
return super(LoadDatabase, self).fix_config(options) | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L473-L518 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | LoadDatabase.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
iquery = InstanceQuery()
iquery.db_url = str(self.resolve_option("db_url"))
iquery.user = str(self.resolve_option("user"))
iquery.password = str(self.resolve_option("password"))
props = str(self.resolve_option("custom_props"))
if (len(props) > 0) and os.path.isfile(props):
iquery.custom_properties = props
iquery.query = str(self.resolve_option("query"))
data = iquery.retrieve_instances()
self._output.append(Token(data))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
iquery = InstanceQuery()
iquery.db_url = str(self.resolve_option("db_url"))
iquery.user = str(self.resolve_option("user"))
iquery.password = str(self.resolve_option("password"))
props = str(self.resolve_option("custom_props"))
if (len(props) > 0) and os.path.isfile(props):
iquery.custom_properties = props
iquery.query = str(self.resolve_option("query"))
data = iquery.retrieve_instances()
self._output.append(Token(data))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L520-L537 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | DataGenerator.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
opt = "setup"
if opt not in options:
options[opt] = datagen.DataGenerator(classname="weka.datagenerators.classifiers.classification.Agrawal")
if opt not in self.help:
self.help[opt] = "The data generator to use (DataGenerator)."
opt = "incremental"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to output the data incrementally, in case the generator supports that (bool)."
return super(DataGenerator, self).fix_config(options) | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
opt = "setup"
if opt not in options:
options[opt] = datagen.DataGenerator(classname="weka.datagenerators.classifiers.classification.Agrawal")
if opt not in self.help:
self.help[opt] = "The data generator to use (DataGenerator)."
opt = "incremental"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to output the data incrementally, in case the generator supports that (bool)."
return super(DataGenerator, self).fix_config(options) | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L575-L596 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | DataGenerator.to_config | def to_config(self, k, v):
"""
Hook method that allows conversion of individual options.
:param k: the key of the option
:type k: str
:param v: the value
:type v: object
:return: the potentially processed value
:rtype: object
"""
if k == "setup":
return base.to_commandline(v)
return super(DataGenerator, self).to_config(k, v) | python | def to_config(self, k, v):
"""
Hook method that allows conversion of individual options.
:param k: the key of the option
:type k: str
:param v: the value
:type v: object
:return: the potentially processed value
:rtype: object
"""
if k == "setup":
return base.to_commandline(v)
return super(DataGenerator, self).to_config(k, v) | Hook method that allows conversion of individual options.
:param k: the key of the option
:type k: str
:param v: the value
:type v: object
:return: the potentially processed value
:rtype: object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L598-L611 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | DataGenerator.from_config | def from_config(self, k, v):
"""
Hook method that allows converting values from the dictionary.
:param k: the key in the dictionary
:type k: str
:param v: the value
:type v: object
:return: the potentially parsed value
:rtype: object
"""
if k == "setup":
return from_commandline(v, classname=to_commandline(datagen.DataGenerator()))
return super(DataGenerator, self).from_config(k, v) | python | def from_config(self, k, v):
"""
Hook method that allows converting values from the dictionary.
:param k: the key in the dictionary
:type k: str
:param v: the value
:type v: object
:return: the potentially parsed value
:rtype: object
"""
if k == "setup":
return from_commandline(v, classname=to_commandline(datagen.DataGenerator()))
return super(DataGenerator, self).from_config(k, v) | Hook method that allows converting values from the dictionary.
:param k: the key in the dictionary
:type k: str
:param v: the value
:type v: object
:return: the potentially parsed value
:rtype: object | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L613-L626 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | DataGenerator.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
generator = datagen.DataGenerator.make_copy(self.resolve_option("setup"))
generator.dataset_format = generator.define_data_format()
if bool(self.resolve_option("incremental")) and generator.single_mode_flag:
for i in range(generator.num_examples_act):
self._output.append(Token(generator.generate_example()))
else:
data = generator.generate_examples()
self._output.append(Token(data))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
generator = datagen.DataGenerator.make_copy(self.resolve_option("setup"))
generator.dataset_format = generator.define_data_format()
if bool(self.resolve_option("incremental")) and generator.single_mode_flag:
for i in range(generator.num_examples_act):
self._output.append(Token(generator.generate_example()))
else:
data = generator.generate_examples()
self._output.append(Token(data))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L628-L643 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | CombineStorage.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(CombineStorage, self).fix_config(options)
opt = "format"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "The format to use for generating the combined string; use '@{blah}' for accessing "\
"storage item 'blah' (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(CombineStorage, self).fix_config(options)
opt = "format"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "The format to use for generating the combined string; use '@{blah}' for accessing "\
"storage item 'blah' (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L681-L699 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | CombineStorage.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
formatstr = str(self.resolve_option("format"))
expanded = self.storagehandler.expand(formatstr)
self._output.append(Token(expanded))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
formatstr = str(self.resolve_option("format"))
expanded = self.storagehandler.expand(formatstr)
self._output.append(Token(expanded))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L701-L711 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | StringConstants.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(StringConstants, self).fix_config(options)
opt = "strings"
if opt not in options:
options[opt] = []
if opt not in self.help:
self.help[opt] = "The strings to output (list of string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(StringConstants, self).fix_config(options)
opt = "strings"
if opt not in options:
options[opt] = []
if opt not in self.help:
self.help[opt] = "The strings to output (list of string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L749-L766 |
fracpete/python-weka-wrapper3 | python/weka/flow/source.py | StringConstants.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for s in self.resolve_option("strings"):
self._output.append(Token(s))
return None | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
for s in self.resolve_option("strings"):
self._output.append(Token(s))
return None | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/source.py#L768-L777 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | Sink.post_execute | def post_execute(self):
"""
Gets executed after the actual execution.
:return: None if successful, otherwise error message
:rtype: str
"""
result = super(Sink, self).post_execute()
if result is None:
self._input = None
return result | python | def post_execute(self):
"""
Gets executed after the actual execution.
:return: None if successful, otherwise error message
:rtype: str
"""
result = super(Sink, self).post_execute()
if result is None:
self._input = None
return result | Gets executed after the actual execution.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L46-L56 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | Console.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Console, self).fix_config(options)
opt = "prefix"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "The prefix for the output (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(Console, self).fix_config(options)
opt = "prefix"
if opt not in options:
options[opt] = ""
if opt not in self.help:
self.help[opt] = "The prefix for the output (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L129-L146 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | FileOutputSink.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(FileOutputSink, self).fix_config(options)
opt = "output"
if opt not in options:
options[opt] = "."
if opt not in self.help:
self.help[opt] = "The file to write to (string)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(FileOutputSink, self).fix_config(options)
opt = "output"
if opt not in options:
options[opt] = "."
if opt not in self.help:
self.help[opt] = "The file to write to (string)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L185-L202 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | DumpFile.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(DumpFile, self).fix_config(options)
opt = "append"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to append to the file or overwrite (bool)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(DumpFile, self).fix_config(options)
opt = "append"
if opt not in options:
options[opt] = False
if opt not in self.help:
self.help[opt] = "Whether to append to the file or overwrite (bool)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L240-L257 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | DumpFile.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
f = None
try:
if bool(self.resolve_option("append")):
f = open(str(self.resolve_option("output")), "a")
else:
f = open(str(self.resolve_option("output")), "w")
f.write(str(self.input.payload))
f.write("\n")
except Exception as e:
result = self.full_name + "\n" + traceback.format_exc()
finally:
if f is not None:
f.close()
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
f = None
try:
if bool(self.resolve_option("append")):
f = open(str(self.resolve_option("output")), "a")
else:
f = open(str(self.resolve_option("output")), "w")
f.write(str(self.input.payload))
f.write("\n")
except Exception as e:
result = self.full_name + "\n" + traceback.format_exc()
finally:
if f is not None:
f.close()
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L259-L280 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | ModelWriter.check_input | def check_input(self, token):
"""
Performs checks on the input token. Raises an exception if unsupported.
:param token: the token to check
:type token: Token
"""
if not isinstance(token.payload, ModelContainer):
raise Exception(self.full_name + ": Input token is not a ModelContainer!") | python | def check_input(self, token):
"""
Performs checks on the input token. Raises an exception if unsupported.
:param token: the token to check
:type token: Token
"""
if not isinstance(token.payload, ModelContainer):
raise Exception(self.full_name + ": Input token is not a ModelContainer!") | Performs checks on the input token. Raises an exception if unsupported.
:param token: the token to check
:type token: Token | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L308-L316 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | ModelWriter.do_execute | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
cont = self.input.payload
serialization.write_all(
str(self.resolve_option("output")),
[cont.get("Model").jobject, cont.get("Header").jobject])
return result | python | def do_execute(self):
"""
The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str
"""
result = None
cont = self.input.payload
serialization.write_all(
str(self.resolve_option("output")),
[cont.get("Model").jobject, cont.get("Header").jobject])
return result | The actual execution of the actor.
:return: None if successful, otherwise error message
:rtype: str | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L318-L330 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | MatrixPlot.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(MatrixPlot, self).fix_config(options)
opt = "percent"
if opt not in options:
options[opt] = 100.0
if opt not in self.help:
self.help[opt] = "The percentage of the data to display (0-100, float)."
opt = "seed"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The seed value for randomizing the plot when viewing a subset (int)."
opt = "size"
if opt not in options:
options[opt] = 10
if opt not in self.help:
self.help[opt] = "The size of the circles in the plot (int)."
opt = "title"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The title for the plot (str)."
opt = "outfile"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The file to store the plot in (str)."
opt = "wait"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to wait for user to close the plot window (bool)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(MatrixPlot, self).fix_config(options)
opt = "percent"
if opt not in options:
options[opt] = 100.0
if opt not in self.help:
self.help[opt] = "The percentage of the data to display (0-100, float)."
opt = "seed"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The seed value for randomizing the plot when viewing a subset (int)."
opt = "size"
if opt not in options:
options[opt] = 10
if opt not in self.help:
self.help[opt] = "The size of the circles in the plot (int)."
opt = "title"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The title for the plot (str)."
opt = "outfile"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The file to store the plot in (str)."
opt = "wait"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to wait for user to close the plot window (bool)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L358-L405 |
fracpete/python-weka-wrapper3 | python/weka/flow/sink.py | LinePlot.fix_config | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(LinePlot, self).fix_config(options)
opt = "attributes"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The list of 0-based attribute indices to print; None for all (int)."
opt = "percent"
if opt not in options:
options[opt] = 100.0
if opt not in self.help:
self.help[opt] = "The percentage of the data to display (0-100, float)."
opt = "seed"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The seed value for randomizing the plot when viewing a subset (int)."
opt = "title"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The title for the plot (str)."
opt = "outfile"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The file to store the plot in (str)."
opt = "wait"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to wait for user to close the plot window (bool)."
return options | python | def fix_config(self, options):
"""
Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict
"""
options = super(LinePlot, self).fix_config(options)
opt = "attributes"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The list of 0-based attribute indices to print; None for all (int)."
opt = "percent"
if opt not in options:
options[opt] = 100.0
if opt not in self.help:
self.help[opt] = "The percentage of the data to display (0-100, float)."
opt = "seed"
if opt not in options:
options[opt] = 1
if opt not in self.help:
self.help[opt] = "The seed value for randomizing the plot when viewing a subset (int)."
opt = "title"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The title for the plot (str)."
opt = "outfile"
if opt not in options:
options[opt] = None
if opt not in self.help:
self.help[opt] = "The file to store the plot in (str)."
opt = "wait"
if opt not in options:
options[opt] = True
if opt not in self.help:
self.help[opt] = "Whether to wait for user to close the plot window (bool)."
return options | Fixes the options, if necessary. I.e., it adds all required elements to the dictionary.
:param options: the options to fix
:type options: dict
:return: the (potentially) fixed options
:rtype: dict | https://github.com/fracpete/python-weka-wrapper3/blob/d850ab1bdb25fbd5a8d86e99f34a397975425838/python/weka/flow/sink.py#L475-L522 |
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