def tzname(self, dt):
        """datetime -> string name of time zone."""
        tt = _localtime(_mktime((dt.year, dt.month, dt.day,
                 dt.hour, dt.minute, dt.second, dt.weekday(), 0, -1)))
        return _time.tzname[tt.tm_isdst > 0]
def tzname ( self , dt ) : tt = _localtime ( _mktime ( ( dt . year , dt . month , dt . day , dt . hour , dt . minute , dt . second , dt . weekday ( ) , 0 , - 1 ) ) ) return _time . tzname [ tt . tm_isdst > 0 ]
datetime -> string name of time zone.