547 def datestr(change=None, format='%c'):

   547 def makedate():

   548     """represent a change date as a localized time.

   548     t = time.time()

   549     a change date is a 'unixtime offset' string, where unixtime is

   549     if time.daylight: tz = time.altzone

   550     seconds since the epoch, and offset is seconds away from UTC."""

   550     else: tz = time.timezone

   551     if change is None:

   551     return t, tz

   552         t = time.time()

   552     

   553         if time.daylight: tz = time.altzone

   553 def datestr(date=None, format='%c'):

   554         else: tz = time.timezone

   554     """represent a (unixtime, offset) tuple as a localized time.

   555     else:

   555     unixtime is seconds since the epoch, and offset is the time zone's

   556         t, tz = change[2].split(' ')

   556     number of seconds away from UTC."""

   557         try:

   557     t, tz = date or makedate()

   558             # a conversion tool was sticking non-integer offsets into repos

   559             tz = int(tz)

   560         except ValueError:

   561             tz = 0