Additional edits for refs #23340; thanks Loic.

        )

        class DocumentedMockDateTime(datetime.datetime):

            """Override Class for humanize.datetime  """

            @classmethod

            def now(cls, tz=None):

                if tz is None or tz.utcoffset(documented_now) is None:

                else:

                    return documented_now.replace(tzinfo=tz) + tz.utcoffset(now)

        orig_humanize_datetime = humanize.datetime

        humanize.datetime = DocumentedMockDateTime

        try:

            for test_time_string, expected_natural_time in test_data:

                test_time = datetime.datetime.strptime(test_time_string, time_format)

                natural_time = humanize.naturaltime(test_time).replace('\xa0', ' ')

            self.assertEqual(expected_natural_time, natural_time)

        finally:

            humanize.datetime = orig_humanize_datetime