text: import os
  import sys
  import traceback
  from _pydev_bundle.pydev_imports import xmlrpclib, _queue, Exec
  from  _pydev_bundle._pydev_calltip_util import get_description
  from _pydev_imps._pydev_saved_modules import thread
  from _pydevd_bundle import pydevd_vars
  from _pydevd_bundle import pydevd_xml
  from _pydevd_bundle.pydevd_constants import IS_JYTHON, dict_iter_items, NEXT_VALUE_SEPARATOR
  
  try:
      import cStringIO as StringIO #may not always be available @UnusedImport
  except:
      try:
          import StringIO #@Reimport
      except:
          import io as StringIO
  
  # =======================================================================================================================
  # Null
  # =======================================================================================================================
  class Null:
      """
      Gotten from: http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/68205
      """
  
      def __init__(self, *args, **kwargs):
          return None
  
      def __call__(self, *args, **kwargs):
          return self
  
      def __getattr__(self, mname):
          return self
  
      def __setattr__(self, name, value):
          return self
  
      def __delattr__(self, name):
          return self
  
      def __repr__(self):
          return "<Null>"
  
      def __str__(self):
          return "Null"
  
      def __len__(self):
          return 0
  
      def __getitem__(self):
          return self
  
      def __setitem__(self, *args, **kwargs):
          pass
  
      def write(self, *args, **kwargs):
          pass
  
      def __nonzero__(self):
          return 0
  
  
  # =======================================================================================================================
  # BaseStdIn
  # =======================================================================================================================
  class BaseStdIn:
      def __init__(self, original_stdin=sys.stdin, *args, **kwargs):
          try:
              self.encoding = sys.stdin.encoding
          except:
              # Not sure if it's available in all Python versions...
              pass
          self.original_stdin = original_stdin
  
      def readline(self, *args, **kwargs):
          # sys.stderr.write('Cannot readline out of the console evaluation\n') -- don't show anything
          # This could happen if the user had done input('enter number).<-- upon entering this, that message would appear,
          # which is not something we want.
          return '\n'
  
      def write(self, *args, **kwargs):
          pass  # not available StdIn (but it can be expected to be in the stream interface)
  
      def flush(self, *args, **kwargs):
          pass  # not available StdIn (but it can be expected to be in the stream interface)
  
      def read(self, *args, **kwargs):
          # in the interactive interpreter, a read and a readline are the same.
          return self.readline()
  
      def close(self, *args, **kwargs):
          pass  # expected in StdIn
  
      def __iter__(self):
          # BaseStdIn would not be considered as Iterable in Python 3 without explicit `__iter__` implementation
          return self.original_stdin.__iter__()
  
      def __getattr__(self, item):
          # it's called if the attribute wasn't found
          if hasattr(self.original_stdin, item):
              return getattr(self.original_stdin, item)
          raise AttributeError("%s has no attribute %s" % (self.original_stdin, item))
  
  
  # =======================================================================================================================
  # StdIn
  # =======================================================================================================================
  class StdIn(BaseStdIn):
      '''
          Object to be added to stdin (to emulate it as non-blocking while the next line arrives)
      '''
  
      def __init__(self, interpreter, host, client_port, original_stdin=sys.stdin):
          BaseStdIn.__init__(self, original_stdin)
          self.interpreter = interpreter
          self.client_port = client_port
          self.host = host
  
      def readline(self, *args, **kwargs):
          # Ok, callback into the client to get the new input
          try:
              server = xmlrpclib.Server('http://%s:%s' % (self.host, self.client_port))
              requested_input = server.RequestInput()
              if not requested_input:
                  return '\n'  # Yes, a readline must return something (otherwise we can get an EOFError on the input() call).
              return requested_input
          except KeyboardInterrupt:
              raise  # Let KeyboardInterrupt go through -- #PyDev-816: Interrupting infinite loop in the Interactive Console
          except:
              return '\n'
  
      def close(self, *args, **kwargs):
          pass  # expected in StdIn
  
  #=======================================================================================================================
  # DebugConsoleStdIn
  #=======================================================================================================================
  class DebugConsoleStdIn(BaseStdIn):
      '''
          Object to be added to stdin (to emulate it as non-blocking while the next line arrives)
      '''
  
      def __init__(self, dbg, original_stdin):
          BaseStdIn.__init__(self, original_stdin)
          self.debugger = dbg
  
      def __pydev_run_command(self, is_started):
          try:
              cmd = self.debugger.cmd_factory.make_input_requested_message(is_started)
              self.debugger.writer.add_command(cmd)
          except Exception:
              import traceback
              traceback.print_exc()
              return '\n'
  
      def readline(self, *args, **kwargs):
          # Notify Java side about input and call original function
          self.__pydev_run_command(True)
          result = self.original_stdin.readline(*args, **kwargs)
          self.__pydev_run_command(False)
          return result
  
  
  class CodeFragment:
      def __init__(self, text, is_single_line=True):
          self.text = text
          self.is_single_line = is_single_line
  
      def append(self, code_fragment):
          self.text = self.text + "\n" + code_fragment.text
          if not code_fragment.is_single_line:
              self.is_single_line = False
  
  
  # =======================================================================================================================
  # BaseInterpreterInterface
  # =======================================================================================================================
  class BaseInterpreterInterface:
      def __init__(self, mainThread, connect_status_queue=None):
          self.mainThread = mainThread
          self.interruptable = False
          self.exec_queue = _queue.Queue(0)
          self.buffer = None
          self.banner_shown = False
          self.connect_status_queue = connect_status_queue
          self.mpl_modules_for_patching = {}
          self.init_mpl_modules_for_patching()
  
      def build_banner(self):
          return 'print({0})\n'.format(repr(self.get_greeting_msg()))
  
      def get_greeting_msg(self):
          return 'PyDev console: starting.\n'
  
      def init_mpl_modules_for_patching(self):
          from pydev_ipython.matplotlibtools import activate_matplotlib, activate_pylab, activate_pyplot
          self.mpl_modules_for_patching = {
              "matplotlib": lambda: activate_matplotlib(self.enableGui),
              "matplotlib.pyplot": activate_pyplot,
              "pylab": activate_pylab
          }
  
      def need_more_for_code(self, source):
          # PyDev-502: PyDev 3.9 F2 doesn't support backslash continuations
  
          # Strangely even the IPython console is_complete said it was complete
          # even with a continuation char at the end.
          if source.endswith('\\'):
              return True
  
          if hasattr(self.interpreter, 'is_complete'):
              return not self.interpreter.is_complete(source)
          try:
              code = self.interpreter.compile(source, '<input>', 'exec')
          except (OverflowError, SyntaxError, ValueError):
              # Case 1
              return False
          if code is None:
              # Case 2
              return True
  
          # Case 3
          return False
  
      def need_more(self, code_fragment):
          if self.buffer is None:
              self.buffer = code_fragment
          else:
              self.buffer.append(code_fragment)
  
          return self.need_more_for_code(self.buffer.text)
  
      def create_std_in(self, debugger=None, original_std_in=None):
          if debugger is None:
              return StdIn(self, self.host, self.client_port, original_stdin=original_std_in)
          else:
              return DebugConsoleStdIn(dbg=debugger, original_stdin=original_std_in)
  
      def add_exec(self, code_fragment, debugger=None):
          original_in = sys.stdin
          try:
              help = None
              if 'pydoc' in sys.modules:
                  pydoc = sys.modules['pydoc']  # Don't import it if it still is not there.
  
                  if hasattr(pydoc, 'help'):
                      # You never know how will the API be changed, so, let's code defensively here
                      help = pydoc.help
                      if not hasattr(help, 'input'):
                          help = None
          except:
              # Just ignore any error here
              pass
  
          more = False
          try:
              sys.stdin = self.create_std_in(debugger, original_in)
              try:
                  if help is not None:
                      # This will enable the help() function to work.
                      try:
                          try:
                              help.input = sys.stdin
                          except AttributeError:
                              help._input = sys.stdin
                      except:
                          help = None
                          if not self._input_error_printed:
                              self._input_error_printed = True
                              sys.stderr.write('\nError when trying to update pydoc.help.input\n')
                              sys.stderr.write('(help() may not work -- please report this as a bug in the pydev bugtracker).\n\n')
                              traceback.print_exc()
  
                  try:
                      self.start_exec()
                      if hasattr(self, 'debugger'):
                          from _pydevd_bundle import pydevd_tracing
                          pydevd_tracing.SetTrace(self.debugger.trace_dispatch)
  
                      more = self.do_add_exec(code_fragment)
  
                      if hasattr(self, 'debugger'):
                          from _pydevd_bundle import pydevd_tracing
                          pydevd_tracing.SetTrace(None)
  
                      self.finish_exec(more)
                  finally:
                      if help is not None:
                          try:
                              try:
                                  help.input = original_in
                              except AttributeError:
                                  help._input = original_in
                          except:
                              pass
  
              finally:
                  sys.stdin = original_in
          except SystemExit:
              raise
          except:
              traceback.print_exc()
  
          return more
  
      def do_add_exec(self, codeFragment):
          '''
          Subclasses should override.
  
          @return: more (True if more input is needed to complete the statement and False if the statement is complete).
          '''
          raise NotImplementedError()
  
      def get_namespace(self):
          '''
          Subclasses should override.
  
          @return: dict with namespace.
          '''
          raise NotImplementedError()
  
      def __resolve_reference__(self, text):
          """
  
          :type text: str
          """
          obj = None
          if '.' not in text:
              try:
                  obj = self.get_namespace()[text]
              except KeyError:
                  pass
  
              if obj is None:
                  try:
                      obj = self.get_namespace()['__builtins__'][text]
                  except:
                      pass
  
              if obj is None:
                  try:
                      obj = getattr(self.get_namespace()['__builtins__'], text, None)
                  except:
                      pass
  
          else:
              try:
                  last_dot = text.rindex('.')
                  parent_context = text[0:last_dot]
                  res = pydevd_vars.eval_in_context(parent_context, self.get_namespace(), self.get_namespace())
                  obj = getattr(res, text[last_dot + 1:])
              except:
                  pass
          return obj
  
      def getDescription(self, text):
          try:
              obj = self.__resolve_reference__(text)
              if obj is None:
                  return ''
              return get_description(obj)
          except:
              return ''
  
      def do_exec_code(self, code, is_single_line):
          try:
              code_fragment = CodeFragment(code, is_single_line)
              more = self.need_more(code_fragment)
              if not more:
                  code_fragment = self.buffer
                  self.buffer = None
                  self.exec_queue.put(code_fragment)
  
              return more
          except:
              traceback.print_exc()
              return False
  
      def execLine(self, line):
          if not self.banner_shown:
              line = self.build_banner() + line
              self.banner_shown = True
          return self.do_exec_code(line, True)
  
      def execMultipleLines(self, lines):
          if not self.banner_shown:
              lines = self.build_banner() + lines
              self.banner_shown = True
          if IS_JYTHON:
              for line in lines.split('\n'):
                  self.do_exec_code(line, True)
          else:
              return self.do_exec_code(lines, False)
  
      def interrupt(self):
          self.buffer = None  # Also clear the buffer when it's interrupted.
          try:
              if self.interruptable:
                  called = False
                  try:
                      # Fix for #PyDev-500: Console interrupt can't interrupt on sleep
                      import os
                      import signal
                      if os.name == 'posix':
                          # On Linux we can't interrupt 0 as in Windows because it's
                          # actually owned by a process -- on the good side, signals
                          # work much better on Linux!
                          os.kill(os.getpid(), signal.SIGINT)
                          called = True
  
                      elif os.name == 'nt':
                          # Stupid windows: sending a Ctrl+C to a process given its pid
                          # is absurdly difficult.
                          # There are utilities to make it work such as
                          # http://www.latenighthacking.com/projects/2003/sendSignal/
                          # but fortunately for us, it seems Python does allow a CTRL_C_EVENT
                          # for the current process in Windows if pid 0 is passed... if we needed
                          # to send a signal to another process the approach would be
                          # much more difficult.
                          # Still, note that CTRL_C_EVENT is only Python 2.7 onwards...
                          # Also, this doesn't seem to be documented anywhere!? (stumbled
                          # upon it by chance after digging quite a lot).
                          os.kill(0, signal.CTRL_C_EVENT)
                          called = True
                  except:
                      # Many things to go wrong (from CTRL_C_EVENT not being there
                      # to failing import signal)... if that's the case, ask for
                      # forgiveness and go on to the approach which will interrupt
                      # the main thread (but it'll only work when it's executing some Python
                      # code -- not on sleep() for instance).
                      pass
  
                  if not called:
                      if hasattr(thread, 'interrupt_main'):  # Jython doesn't have it
                          thread.interrupt_main()
                      else:
                          self.mainThread._thread.interrupt()  # Jython
              self.finish_exec(False)
              return True
          except:
              traceback.print_exc()
              return False
  
      def close(self):
          sys.exit(0)
  
      def start_exec(self):
          self.interruptable = True
  
      def get_server(self):
          if getattr(self, 'host', None) is not None:
              return xmlrpclib.Server('http://%s:%s' % (self.host, self.client_port))
          else:
              return None
  
      server = property(get_server)
  
      def ShowConsole(self):
          server = self.get_server()
          if server is not None:
              server.ShowConsole()
  
      def finish_exec(self, more):
          self.interruptable = False
  
          server = self.get_server()
  
          if server is not None:
              return server.NotifyFinished(more)
          else:
              return True
  
      def getFrame(self):
          xml = StringIO.StringIO()
          hidden_ns = self.get_ipython_hidden_vars_dict()
          xml.write("<xml>")
          xml.write(pydevd_xml.frame_vars_to_xml(self.get_namespace(), hidden_ns))
          xml.write("</xml>")
  
          return xml.getvalue()
  
      def getVariable(self, attributes):
          xml = StringIO.StringIO()
          xml.write("<xml>")
          val_dict = pydevd_vars.resolve_compound_var_object_fields(self.get_namespace(), attributes)
          if val_dict is None:
              val_dict = {}
  
          keys = val_dict.keys()
          for k in keys:
              val = val_dict[k]
              evaluate_full_value = pydevd_xml.should_evaluate_full_value(val)
              xml.write(pydevd_vars.var_to_xml(val, k, evaluate_full_value=evaluate_full_value))
  
          xml.write("</xml>")
  
          return xml.getvalue()
  
      def getArray(self, attr, roffset, coffset, rows, cols, format):
          name = attr.split("\t")[-1]
          array = pydevd_vars.eval_in_context(name, self.get_namespace(), self.get_namespace())
          return pydevd_vars.table_like_struct_to_xml(array, name, roffset, coffset, rows, cols, format)
  
      def evaluate(self, expression):
          xml = StringIO.StringIO()
          xml.write("<xml>")
          result = pydevd_vars.eval_in_context(expression, self.get_namespace(), self.get_namespace())
          xml.write(pydevd_vars.var_to_xml(result, expression))
          xml.write("</xml>")
          return xml.getvalue()
  
      def loadFullValue(self, seq, scope_attrs):
          """
          Evaluate full value for async Console variables in a separate thread and send results to IDE side
          :param seq: id of command
          :param scope_attrs: a sequence of variables with their attributes separated by NEXT_VALUE_SEPARATOR
          (i.e.: obj\tattr1\tattr2NEXT_VALUE_SEPARATORobj2\attr1\tattr2)
          :return:
          """
          frame_variables = self.get_namespace()
          var_objects = []
          vars = scope_attrs.split(NEXT_VALUE_SEPARATOR)
          for var_attrs in vars:
              if '\t' in var_attrs:
                  name, attrs = var_attrs.split('\t', 1)
  
              else:
                  name = var_attrs
                  attrs = None
              if name in frame_variables.keys():
                  var_object = pydevd_vars.resolve_var_object(frame_variables[name], attrs)
                  var_objects.append((var_object, name))
              else:
                  var_object = pydevd_vars.eval_in_context(name, frame_variables, frame_variables)
                  var_objects.append((var_object, name))
  
          from _pydevd_bundle.pydevd_comm import GetValueAsyncThreadConsole
          t = GetValueAsyncThreadConsole(self.get_server(), seq, var_objects)
          t.start()
  
      def changeVariable(self, attr, value):
          def do_change_variable():
              Exec('%s=%s' % (attr, value), self.get_namespace(), self.get_namespace())
  
          # Important: it has to be really enabled in the main thread, so, schedule
          # it to run in the main thread.
          self.exec_queue.put(do_change_variable)
  
      def _findFrame(self, thread_id, frame_id):
          '''
          Used to show console with variables connection.
          Always return a frame where the locals map to our internal namespace.
          '''
          VIRTUAL_FRAME_ID = "1"  # matches PyStackFrameConsole.java
          VIRTUAL_CONSOLE_ID = "console_main"  # matches PyThreadConsole.java
          if thread_id == VIRTUAL_CONSOLE_ID and frame_id == VIRTUAL_FRAME_ID:
              f = FakeFrame()
              f.f_globals = {}  # As globals=locals here, let's simply let it empty (and save a bit of network traffic).
              f.f_locals = self.get_namespace()
              return f
          else:
              return self.orig_find_frame(thread_id, frame_id)
  
      def connectToDebugger(self, debuggerPort, debugger_options=None):
          '''
          Used to show console with variables connection.
          Mainly, monkey-patches things in the debugger structure so that the debugger protocol works.
          '''
  
          if debugger_options is None:
              debugger_options = {}
          env_key = "PYDEVD_EXTRA_ENVS"
          if env_key in debugger_options:
              for (env_name, value) in dict_iter_items(debugger_options[env_key]):
                  os.environ[env_name] = value
              del debugger_options[env_key]
          def do_connect_to_debugger():
              try:
                  # Try to import the packages needed to attach the debugger
                  import pydevd
                  from _pydev_imps._pydev_saved_modules import threading
  
              except:
                  # This happens on Jython embedded in host eclipse
                  traceback.print_exc()
                  sys.stderr.write('pydevd is not available, cannot connect\n', )
  
              from _pydev_bundle import pydev_localhost
              threading.currentThread().__pydevd_id__ = "console_main"
  
              self.orig_find_frame = pydevd_vars.find_frame
              pydevd_vars.find_frame = self._findFrame
  
              self.debugger = pydevd.PyDB()
              try:
                  pydevd.apply_debugger_options(debugger_options)
                  self.debugger.connect(pydev_localhost.get_localhost(), debuggerPort)
                  self.debugger.prepare_to_run()
                  from _pydevd_bundle import pydevd_tracing
                  pydevd_tracing.SetTrace(None)
              except:
                  traceback.print_exc()
                  sys.stderr.write('Failed to connect to target debugger.\n')
  
              # Register to process commands when idle
              self.debugrunning = False
              try:
                  import pydevconsole
                  pydevconsole.set_debug_hook(self.debugger.process_internal_commands)
              except:
                  traceback.print_exc()
                  sys.stderr.write('Version of Python does not support debuggable Interactive Console.\n')
  
          # Important: it has to be really enabled in the main thread, so, schedule
          # it to run in the main thread.
          self.exec_queue.put(do_connect_to_debugger)
  
          return ('connect complete',)
  
      def handshake(self):
          if self.connect_status_queue is not None:
              self.connect_status_queue.put(True)
          return "PyCharm"
  
      def get_connect_status_queue(self):
          return self.connect_status_queue
  
      def hello(self, input_str):
          # Don't care what the input string is
          return ("Hello eclipse",)
  
      def enableGui(self, guiname):
          ''' Enable the GUI specified in guiname (see inputhook for list).
              As with IPython, enabling multiple GUIs isn't an error, but
              only the last one's main loop runs and it may not work
          '''
          def do_enable_gui():
              from _pydev_bundle.pydev_versioncheck import versionok_for_gui
              if versionok_for_gui():
                  try:
                      from pydev_ipython.inputhook import enable_gui
                      enable_gui(guiname)
                  except:
                      sys.stderr.write("Failed to enable GUI event loop integration for '%s'\n" % guiname)
                      traceback.print_exc()
              elif guiname not in ['none', '', None]:
                  # Only print a warning if the guiname was going to do something
                  sys.stderr.write("PyDev console: Python version does not support GUI event loop integration for '%s'\n" % guiname)
              # Return value does not matter, so return back what was sent
              return guiname
  
          # Important: it has to be really enabled in the main thread, so, schedule
          # it to run in the main thread.
          self.exec_queue.put(do_enable_gui)
  
      def get_ipython_hidden_vars_dict(self):
          return None
  
  
  # =======================================================================================================================
  # FakeFrame
  # =======================================================================================================================
  class FakeFrame:
      '''
      Used to show console with variables connection.
      A class to be used as a mock of a frame.
      '''