original_docstring: 
          The list of average episode lengths of each volley of all the training volleys already executed.
          It is None if experiment is not setup.
          It is empty if no training volley has finished execution.
          
docstring: The list of average episode lengths of each volley of all the training volleys already executed.
  It is None if experiment is not setup.
  It is empty if no training volley has finished execution.
docstring_tokens: The list of average episode lengths of each volley of all the training volleys already executed . It is None if experiment is not setup . It is empty if no training volley has finished execution .
code: def training_avg_episode_lengths(self) -> [] or None:
          """
          The list of average episode lengths of each volley of all the training volleys already executed.
          It is None if experiment is not setup.
          It is empty if no training volley has finished execution.
          """
          return self._training_avg_episode_lengths
code_tokens: def training_avg_episode_lengths ( self ) -> [ ] or None : return self . _training_avg_episode_lengths
short_docstring: The list of average episode lengths of each volley of all the training volleys already executed.
short_docstring_tokens: The list of average episode lengths of each volley of all the training volleys already executed .
comment: """
          The list of average episode lengths of each volley of all the training volleys already executed.
          It is None if experiment is not setup.
          It is empty if no training volley has finished execution.
          """