code: def _strip_datetime(self, sub_line):
          
          try:
              begin = sub_line.index(']')
          except ValueError:
              return sub_line
          else:
              # create a "" in place character for the beginnings..
              # needed when interleaving the lists
              sub = sub_line[begin + 1:]
              return sub
docs: Strip datetime and other parts so that there is no redundancy.