code: def _run_interpreter(variables, banner):
      
      # Script-only imports
      import code
  
      try:
          import readline
          import rlcompleter
  
          readline.set_completer(rlcompleter.Completer(variables).complete)
          readline.parse_and_bind("tab: complete")
      except ImportError:
          # readline is not available: ignore
          pass
  
      # Start the console
      shell = code.InteractiveConsole(variables)
      shell.interact(banner)
docs: Runs a Python interpreter console and blocks until the user exits it.
  
      :param variables: Interpreters variables (locals)
      :param banner: Start-up banners