docs: def match_timestamp(self, start_time, end_time, match):
          """Matches the time of this log entry.
  
          arg:    start_time (osid.calendaring.DateTime): start time
          arg:    end_time (osid.calendaring.DateTime): end time
          arg:    match (boolean): ``true`` if for a positive match,
                  ``false`` for a negative match
          raise:  InvalidArgument - ``start_time`` is greater than
                  ``end_time``
          raise:  NullArgument - ``start_time`` or ``end_time`` is
                  ``null``
          *compliance: mandatory -- This method must be implemented.*
  
          """
          self._match_minimum_date_time('timestamp', start_time, match)
          self._match_maximum_date_time('timestamp', end_time, match)