123     def tzname(self, dt):  member in FixedOffset
226             def tzname(self, dt):  member in TestTZInfo.test_issue23600.UKSummerTime
1948             def tzname(self, dt):  member in TestDateTime.test_strftime_with_bad_tzname_replace.MyTzInfo
3215             def tzname(self, dt):    return dt and "real" or "none"  member in TZInfoBase.test_argument_passing.introspective
3278             def tzname(self, dt): return None  member in TZInfoBase.test_tzinfo_classes.C1
3289             def tzname(self, dt): return "aname"  member in TZInfoBase.test_tzinfo_classes.C3
3299             def tzname(self, dt): return 0  member in TZInfoBase.test_tzinfo_classes.C4
3458             def tzname(self, dt): return self.tz  member in TestTimeTZ.test_zones.Badtzname
4500     def tzname(self, dt):  member in USTimeZone
4942     def tzname(self, dt):  member in USTimeZone2
5026     def tzname(self, dt):  member in Europe_Vilnius_1941
5452     def tzname(self, dt):  member in ZoneInfo