code: def load_statements(fname, as_dict=False):
      
      logger.info('Loading %s...' % fname)
      with open(fname, 'rb') as fh:
          # Encoding argument not available in pickle for Python 2
          if sys.version_info[0] < 3:
              stmts = pickle.load(fh)
          # Encoding argument specified here to enable compatibility with
          # pickle files created with Python 2
          else:
              stmts = pickle.load(fh, encoding='latin1')
  
      if isinstance(stmts, dict):
          if as_dict:
              return stmts
          st = []
          for pmid, st_list in stmts.items():
              st += st_list
          stmts = st
      logger.info('Loaded %d statements' % len(stmts))
      return stmts
docs: Load statements from a pickle file.
  
      Parameters
      ----------
      fname : str
          The name of the pickle file to load statements from.
      as_dict : Optional[bool]
          If True and the pickle file contains a dictionary of statements, it
          is returned as a dictionary. If False, the statements are always
          returned in a list. Default: False
  
      Returns
      -------
      stmts : list
          A list or dict of statements that were loaded.