3123     dstoff = datetime(2002, 10, 27, 1)  variable in TestTimezoneConversions
3128     def checkinside(self, dt, tz, utc, dston, dstoff):  argument
3169         if dt.date() == dstoff.date() and dt.hour == 0:
3198         dstoff = self.dstoff.replace(tzinfo=tz)
3205             self.checkinside(dston, tz, utc, dston, dstoff)
3206             for during in dston + delta, dstoff - delta:
3207                 self.checkinside(during, tz, utc, dston, dstoff)
3209             self.checkoutside(dstoff, tz, utc)
3210             for outside in dston - delta, dstoff + delta:
3270                 first_std_hour = self.dstoff - timedelta(hours=2) # 23:MM
3279                     expectedbase = self.dstoff.replace(hour=tzhour)
3344         start = self.dstoff.replace(hour=4, tzinfo=Eastern)