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Issue #9527: tm_gmtoff has 'correct' sign.

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Alexander Belopolsky 2012-06-22 16:04:19 -04:00
parent 5f6213be2d
commit 93c9cd07b6
4 changed files with 11 additions and 13 deletions
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6
Lib/datetime.py
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@ -1510,13 +1510,13 @@ class datetime(date):
# implied by tm_isdst.
delta = local - datetime(*_time.gmtime(ts)[:6])
dst = _time.daylight and localtm.tm_isdst > 0
gmtoff = _time.altzone if dst else _time.timezone
if delta == timedelta(seconds=-gmtoff):
gmtoff = -(_time.altzone if dst else _time.timezone)
if delta == timedelta(seconds=gmtoff):
tz = timezone(delta, _time.tzname[dst])
else:
tz = timezone(delta)
else:
tz = timezone(timedelta(seconds=-gmtoff), zone)
tz = timezone(timedelta(seconds=gmtoff), zone)
elif not isinstance(tz, tzinfo):
raise TypeError("tz argument must be an instance of tzinfo")