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> import email.utils
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<         year, month, day, hh, mm, ss, wd, y, z = time.gmtime(timestamp)
<         s = "%s, %02d %3s %4d %02d:%02d:%02d GMT" % (
<                 self.weekdayname[wd],
<                 day, self.monthname[month], year,
<                 hh, mm, ss)
---
>         s = email.utils.formatdate(timestamp, False, True)
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>         monthname = [None,
>              'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
>              'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
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<                 day, self.monthname[month], year, hh, mm, ss)
---
>                 day, monthname[month], year, hh, mm, ss)
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<     weekdayname = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
< 
<     monthname = [None,
<                  'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
<                  'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
<