
from abc import ABC, abstractmethod
from typing import List, Optional
class 					lowercase__(							UpperCAmelCase				):



	"""simple docstring"""




	def __init__(			self    :     str			)			->	Optional[Any]:
					# test for the above condition
					self.test()
	def 		_lowercase    (			self    :     Tuple			)			->	int:
					lowercase_	    =   0
					lowercase_	    =   False
					while not completed:
									if counter == 1:
													self.reset()
									lowercase_	    =   self.advance()
									if not self.does_advance(SCREAMING_SNAKE_CASE_			):
													raise Exception(
													    '''Custom Constraint is not defined correctly. self.does_advance(self.advance()) must be true.'''			)

									lowercase_    ,      lowercase_    ,      lowercase_	    =   self.update(SCREAMING_SNAKE_CASE_			)
									counter += 1

									if counter > 1_0_0_0_0:
													raise Exception('''update() does not fulfill the constraint.'''			)

					if self.remaining() != 0:
									raise Exception('''Custom Constraint is not defined correctly.'''			)
	@abstractmethod
	def 		_lowercase    (			self    :     int			)			->	str:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)
	@abstractmethod
	def 		_lowercase    (			self    :     Any			,				SCREAMING_SNAKE_CASE_    :     int			)			->	Optional[int]:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)
	@abstractmethod
	def 		_lowercase    (			self    :     str			,				SCREAMING_SNAKE_CASE_    :     int			)			->	List[Any]:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)
	@abstractmethod
	def 		_lowercase    (			self    :     Optional[Any]			)			->	Dict:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)
	@abstractmethod
	def 		_lowercase    (			self    :     int			)			->	Any:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)




	@abstractmethod
	def 		_lowercase    (			self    :     int			,				SCREAMING_SNAKE_CASE_    :     Optional[int]=False			)			->	str:
					raise NotImplementedError(
					    f'''{self.__class__} is an abstract class. Only classes inheriting this class can be called.'''			)

class 					lowercase__(							UpperCAmelCase				):



	"""simple docstring"""




	def __init__(			self    :     int			,				SCREAMING_SNAKE_CASE_    :     List[int]			)			->	Any:
					super(SCREAMING_SNAKE_CASE_			,				self			).__init__()

					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			) or len(SCREAMING_SNAKE_CASE_			) == 0:
									raise ValueError(f'''`token_ids` has to be a non-empty list, but is {token_ids}.'''			)
					if any((not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			) or token_id < 0) for token_id in token_ids			):
									raise ValueError(f'''Each list in `token_ids` has to be a list of positive integers, but is {token_ids}.'''			)

					lowercase_	    =   token_ids

					lowercase_	    =   len(self.token_ids			)
					lowercase_	    =   -1  # the index of the currently fulfilled step
					lowercase_	    =   False
	def 		_lowercase    (			self    :     int			)			->	List[Any]:
					if self.completed:
									return None
					return self.token_ids[self.fulfilled_idx + 1]
	def 		_lowercase    (			self    :     Optional[int]			,				SCREAMING_SNAKE_CASE_    :     int			)			->	int:
					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(f'''`token_id` has to be an `int`, but is {token_id} of type {type(SCREAMING_SNAKE_CASE_			)}'''			)

					if self.completed:
									return False

					return token_id == self.token_ids[self.fulfilled_idx + 1]
	def 		_lowercase    (			self    :     List[str]			,				SCREAMING_SNAKE_CASE_    :     int			)			->	int:
					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(f'''`token_id` has to be an `int`, but is {token_id} of type {type(SCREAMING_SNAKE_CASE_			)}'''			)

					lowercase_	    =   False
					lowercase_	    =   False
					lowercase_	    =   False

					if self.does_advance(SCREAMING_SNAKE_CASE_			):
									self.fulfilled_idx += 1
									lowercase_	    =   True
									if self.fulfilled_idx == (self.seqlen - 1):
													lowercase_	    =   True
									lowercase_	    =   completed
					else:
									# failed to make progress.
									lowercase_	    =   True
									self.reset()
					return stepped, completed, reset
	def 		_lowercase    (			self    :     str			)			->	Dict:
					lowercase_	    =   False
					lowercase_	    =   0
	def 		_lowercase    (			self    :     Union[str, Any]			)			->	Optional[Any]:
					return self.seqlen - (self.fulfilled_idx + 1)




	def 		_lowercase    (			self    :     List[Any]			,				SCREAMING_SNAKE_CASE_    :     Tuple=False			)			->	Optional[Any]:
					lowercase_	    =   PhrasalConstraint(self.token_ids			)

					if stateful:
									lowercase_	    =   self.seqlen
									lowercase_	    =   self.fulfilled_idx
									lowercase_	    =   self.completed

					return new_constraint

class 					lowercase__:



	"""simple docstring"""




	def __init__(			self    :     str			,				SCREAMING_SNAKE_CASE_    :     List[List[int]]			,				SCREAMING_SNAKE_CASE_    :     Optional[int]=True			)			->	Dict:
					lowercase_	    =   max([len(SCREAMING_SNAKE_CASE_			) for one in nested_token_ids]			)

					lowercase_	    =   {}
					for token_ids in nested_token_ids:
									lowercase_	    =   root
									for tidx, token_id in enumerate(SCREAMING_SNAKE_CASE_			):
													if token_id not in level:
																	lowercase_	    =   {}

													lowercase_	    =   level[token_id]

					if no_subsets and self.has_subsets(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(
									    '''Each list in `nested_token_ids` can\'t be a complete subset of another list, but is'''
									    f''' {nested_token_ids}.'''			)

					lowercase_	    =   root
	def 		_lowercase    (			self    :     Tuple			,				SCREAMING_SNAKE_CASE_    :     Dict			)			->	List[str]:
					lowercase_	    =   self.trie

					for current_token in current_seq:
									lowercase_	    =   start[current_token]

					lowercase_	    =   list(start.keys()			)

					return next_tokens
	def 		_lowercase    (			self    :     int			,				SCREAMING_SNAKE_CASE_    :     int			)			->	str:
					lowercase_	    =   self.next_tokens(SCREAMING_SNAKE_CASE_			)

					return len(SCREAMING_SNAKE_CASE_			) == 0
	def 		_lowercase    (			self    :     Optional[Any]			,				SCREAMING_SNAKE_CASE_    :     Optional[Any]			)			->	Dict:
					lowercase_	    =   list(root.values()			)
					if len(SCREAMING_SNAKE_CASE_			) == 0:
									return 1
					else:
									return sum([self.count_leaves(SCREAMING_SNAKE_CASE_			) for nn in next_nodes]			)




	def 		_lowercase    (			self    :     Tuple			,				SCREAMING_SNAKE_CASE_    :     int			,				SCREAMING_SNAKE_CASE_    :     str			)			->	Tuple:
					lowercase_	    =   self.count_leaves(SCREAMING_SNAKE_CASE_			)
					return len(SCREAMING_SNAKE_CASE_			) != leaf_count

class 					lowercase__(							UpperCAmelCase				):



	"""simple docstring"""




	def __init__(			self    :     Dict			,				SCREAMING_SNAKE_CASE_    :     List[List[int]]			)			->	List[str]:
					super(SCREAMING_SNAKE_CASE_			,				self			).__init__()

					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			) or len(SCREAMING_SNAKE_CASE_			) == 0:
									raise ValueError(f'''`nested_token_ids` has to be a non-empty list, but is {nested_token_ids}.'''			)
					if any(not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			) for token_ids in nested_token_ids			):
									raise ValueError(f'''`nested_token_ids` has to be a list of lists, but is {nested_token_ids}.'''			)
					if any(
					    any((not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			) or token_id < 0) for token_id in token_ids			)
					    for token_ids in nested_token_ids			):
									raise ValueError(
									    f'''Each list in `nested_token_ids` has to be a list of positive integers, but is {nested_token_ids}.'''			)

					lowercase_	    =   DisjunctiveTrie(SCREAMING_SNAKE_CASE_			)
					lowercase_	    =   nested_token_ids

					lowercase_	    =   self.trie.max_height
					lowercase_	    =   []
					lowercase_	    =   False
	def 		_lowercase    (			self    :     Dict			)			->	int:
					lowercase_	    =   self.trie.next_tokens(self.current_seq			)

					if len(SCREAMING_SNAKE_CASE_			) == 0:
									return None
					else:
									return token_list
	def 		_lowercase    (			self    :     str			,				SCREAMING_SNAKE_CASE_    :     int			)			->	Dict:
					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(f'''`token_id` is supposed to be type `int`, but is {token_id} of type {type(SCREAMING_SNAKE_CASE_			)}'''			)

					lowercase_	    =   self.trie.next_tokens(self.current_seq			)

					return token_id in next_tokens
	def 		_lowercase    (			self    :     Optional[Any]			,				SCREAMING_SNAKE_CASE_    :     int			)			->	str:
					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(f'''`token_id` is supposed to be type `int`, but is {token_id} of type {type(SCREAMING_SNAKE_CASE_			)}'''			)

					lowercase_	    =   False
					lowercase_	    =   False
					lowercase_	    =   False

					if self.does_advance(SCREAMING_SNAKE_CASE_			):
									self.current_seq.append(SCREAMING_SNAKE_CASE_			)
									lowercase_	    =   True
					else:
									lowercase_	    =   True
									self.reset()

					lowercase_	    =   self.trie.reached_leaf(self.current_seq			)
					lowercase_	    =   completed

					return stepped, completed, reset
	def 		_lowercase    (			self    :     Union[str, Any]			)			->	Union[str, Any]:
					lowercase_	    =   False
					lowercase_	    =   []
	def 		_lowercase    (			self    :     Any			)			->	int:
					if self.completed:
									# since this can be completed without reaching max height
									return 0
					else:
									return self.seqlen - len(self.current_seq			)




	def 		_lowercase    (			self    :     Dict			,				SCREAMING_SNAKE_CASE_    :     Optional[Any]=False			)			->	Dict:
					lowercase_	    =   DisjunctiveConstraint(self.token_ids			)

					if stateful:
									lowercase_	    =   self.seqlen
									lowercase_	    =   self.current_seq
									lowercase_	    =   self.completed

					return new_constraint

class 					lowercase__:



	"""simple docstring"""




	def __init__(			self    :     Tuple			,				SCREAMING_SNAKE_CASE_    :     List[Constraint]			)			->	Tuple:
					lowercase_	    =   constraints

					# max # of steps required to fulfill a given constraint
					lowercase_	    =   max([c.seqlen for c in constraints]			)
					lowercase_	    =   len(SCREAMING_SNAKE_CASE_			)
					lowercase_	    =   False

					self.init_state()
	def 		_lowercase    (			self    :     str			)			->	Tuple:
					lowercase_	    =   []
					lowercase_	    =   None
					lowercase_	    =   [constraint.copy(stateful=SCREAMING_SNAKE_CASE_			) for constraint in self.constraints]
	def 		_lowercase    (			self    :     Optional[Any]			)			->	Any:
					lowercase_	    =   0
					if self.inprogress_constraint:
									# extra points for having a constraint mid-fulfilled
									add += self.max_seqlen - self.inprogress_constraint.remaining()

					return (len(self.complete_constraints			) * self.max_seqlen) + add
	def 		_lowercase    (			self    :     int			)			->	Tuple:
					lowercase_	    =   []
					if self.inprogress_constraint is None:
									for constraint in self.pending_constraints:  # "pending" == "unfulfilled yet"
													lowercase_	    =   constraint.advance()
													if isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
																	token_list.append(SCREAMING_SNAKE_CASE_			)
													elif isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
																	token_list.extend(SCREAMING_SNAKE_CASE_			)
					else:
									lowercase_	    =   self.inprogress_constraint.advance()
									if isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
													token_list.append(SCREAMING_SNAKE_CASE_			)
									elif isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
													token_list.extend(SCREAMING_SNAKE_CASE_			)

					if len(SCREAMING_SNAKE_CASE_			) == 0:
									return None
					else:
									return token_list
	def 		_lowercase    (			self    :     Optional[int]			,				SCREAMING_SNAKE_CASE_    :     Optional[List[int]]			)			->	Optional[int]:
					self.init_state()

					if token_ids is not None:
									for token in token_ids:
													# completes or steps **one** constraint
													lowercase_    ,      lowercase_	    =   self.add(SCREAMING_SNAKE_CASE_			)

													# the entire list of constraints are fulfilled
													if self.completed:
																	break
	def 		_lowercase    (			self    :     str			,				SCREAMING_SNAKE_CASE_    :     int			)			->	Optional[int]:
					if not isinstance(SCREAMING_SNAKE_CASE_			,				SCREAMING_SNAKE_CASE_			):
									raise ValueError(f'''`token_id` should be an `int`, but is `{token_id}`.'''			)

					lowercase_    ,      lowercase_	    =   False, False

					if self.completed:
									lowercase_	    =   True
									lowercase_	    =   False
									return complete, stepped

					if self.inprogress_constraint is not None:
									# In the middle of fulfilling a constraint. If the `token_id` *does* makes an incremental progress to current
									# job, simply update the state

									lowercase_    ,      lowercase_    ,      lowercase_	    =   self.inprogress_constraint.update(SCREAMING_SNAKE_CASE_			)
									if reset:
													# 1. If the next token breaks the progress, then we must restart.
													#     e.g. constraint = "I love pies" and sequence so far is "I love" but `token_id` == "books".

													#     But that doesn't mean we self.init_state(), since we only reset the state for this particular
													#     constraint, not the full list of constraints.

													self.pending_constraints.append(self.inprogress_constraint.copy(stateful=SCREAMING_SNAKE_CASE_			)			)
													lowercase_	    =   None

									if complete:
													# 2. If the next token completes the constraint, move it to completed list, set
													#     inprogress to None. If there are no pending constraints either, then this full list of constraints
													#     is complete.

													self.complete_constraints.append(self.inprogress_constraint			)
													lowercase_	    =   None

													if len(self.pending_constraints			) == 0:
																	# we're done!
																	lowercase_	    =   True

					else:
									# Not in the middle of fulfilling a constraint. So does this `token_id` helps us step towards any of our list
									# of constraints?

									for cidx, pending_constraint in enumerate(self.pending_constraints			):
													if pending_constraint.does_advance(SCREAMING_SNAKE_CASE_			):
																	lowercase_    ,      lowercase_    ,      lowercase_	    =   pending_constraint.update(SCREAMING_SNAKE_CASE_			)

																	if not stepped:
																					raise Exception(
																					    '''`constraint.update(token_id)` is not yielding incremental progress, '''
																					    '''even though `constraint.does_advance(token_id)` is true.'''			)

																	if complete:
																					self.complete_constraints.append(SCREAMING_SNAKE_CASE_			)
																					lowercase_	    =   None

																	if not complete and stepped:
																					lowercase_	    =   pending_constraint

																	if complete or stepped:
																					# If we made any progress at all, then it's at least not a "pending constraint".

																					lowercase_	    =   (
																					    self.pending_constraints[:cidx] + self.pending_constraints[cidx + 1 :]
																					)

																					if len(self.pending_constraints			) == 0 and self.inprogress_constraint is None:
																									# If there's no longer any pending after this and no inprogress either, then we must be
																									# complete.

																									lowercase_	    =   True

																					break  # prevent accidentally stepping through multiple constraints with just one token.

					return complete, stepped




	def 		_lowercase    (			self    :     str			,				SCREAMING_SNAKE_CASE_    :     List[Any]=True			)			->	str:
					lowercase_	    =   ConstraintListState(self.constraints			)  # we actually never though self.constraints objects
					# throughout this process. So it's at initialization state.

					if stateful:
									lowercase_	    =   [
									    constraint.copy(stateful=SCREAMING_SNAKE_CASE_			) for constraint in self.complete_constraints
									]
									if self.inprogress_constraint is not None:
													lowercase_	    =   self.inprogress_constraint.copy(stateful=SCREAMING_SNAKE_CASE_			)
									lowercase_	    =   [constraint.copy() for constraint in self.pending_constraints]

					return new_state






'''simple docstring'''



from ...configuration_utils import PretrainedConfig
from ...utils import logging


_lowercase          =						logging.get_logger(__name__)

_lowercase          =						{
    """edbeeching/decision-transformer-gym-hopper-medium""": (
        """https://huggingface.co/edbeeching/decision-transformer-gym-hopper-medium/resolve/main/config.json"""
    ),
    # See all DecisionTransformer models at https://huggingface.co/models?filter=decision_transformer
}




class     UpperCAmelCase_	(						_SCREAMING_SNAKE_CASE					):






						'''simple docstring'''






						_lowercase						: List[str]										=  '''decision_transformer'''
						_lowercase						: Optional[Any]										=  ['''past_key_values''']
						_lowercase						: str										=  {
						    '''max_position_embeddings''': '''n_positions''',
						    '''num_attention_heads''': '''n_head''',
						    '''num_hidden_layers''': '''n_layer''',
						}




						def __init__(   self       ,  _lowercase=17       ,  _lowercase=4       ,  _lowercase=128       ,  _lowercase=4_096       ,  _lowercase=True       ,  _lowercase=1       ,  _lowercase=1_024       ,  _lowercase=3       ,  _lowercase=1       ,  _lowercase=None       ,  _lowercase="relu"       ,  _lowercase=0.1       ,  _lowercase=0.1       ,  _lowercase=0.1       ,  _lowercase=1e-5       ,  _lowercase=0.02       ,  _lowercase=True       ,  _lowercase=True       ,  _lowercase=50_256       ,  _lowercase=50_256       ,  _lowercase=False       ,  _lowercase=False       ,  **_lowercase       ,  ):

												"""simple docstring"""



												_lowerCAmelCase    		=					state_dim
												_lowerCAmelCase    		=					act_dim
												_lowerCAmelCase    		=					hidden_size
												_lowerCAmelCase    		=					max_ep_len
												_lowerCAmelCase    		=					action_tanh
												_lowerCAmelCase    		=					vocab_size
												_lowerCAmelCase    		=					n_positions
												_lowerCAmelCase    		=					n_layer
												_lowerCAmelCase    		=					n_head
												_lowerCAmelCase    		=					n_inner
												_lowerCAmelCase    		=					activation_function
												_lowerCAmelCase    		=					resid_pdrop
												_lowerCAmelCase    		=					embd_pdrop
												_lowerCAmelCase    		=					attn_pdrop
												_lowerCAmelCase    		=					layer_norm_epsilon
												_lowerCAmelCase    		=					initializer_range
												_lowerCAmelCase    		=					scale_attn_weights
												_lowerCAmelCase    		=					use_cache
												_lowerCAmelCase    		=					scale_attn_by_inverse_layer_idx
												_lowerCAmelCase    		=					reorder_and_upcast_attn

												_lowerCAmelCase    		=					bos_token_id
												_lowerCAmelCase    		=					eos_token_id

												super().__init__(bos_token_id=_lowercase       ,  eos_token_id=_lowercase       ,  **_lowercase )
