class documentation
class TzFoldMixin(object): (source)
Known subclasses: dateutil.test.test_tz.GettzTest
, dateutil.test.test_tz.TZICalTest
, dateutil.test.test_tz.TzLocalNixTest
, dateutil.test.test_tz.TZRangeTest
, dateutil.test.test_tz.TZStrTest
Mix-in class for testing ambiguous times