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Diffstat (limited to 'creactistore/_templates/lib/isodate/tzinfo.py')
-rw-r--r-- | creactistore/_templates/lib/isodate/tzinfo.py | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/creactistore/_templates/lib/isodate/tzinfo.py b/creactistore/_templates/lib/isodate/tzinfo.py deleted file mode 100644 index ed6720f..0000000 --- a/creactistore/_templates/lib/isodate/tzinfo.py +++ /dev/null @@ -1,137 +0,0 @@ -''' -This module provides some datetime.tzinfo implementations. - -All those classes are taken from the Python documentation. -''' -from datetime import timedelta, tzinfo -import time - -ZERO = timedelta(0) -# constant for zero time offset. - -class Utc(tzinfo): - '''UTC - - Universal time coordinated time zone. - ''' - - def utcoffset(self, dt): - ''' - Return offset from UTC in minutes east of UTC, which is ZERO for UTC. - ''' - return ZERO - - def tzname(self, dt): - ''' - Return the time zone name corresponding to the datetime object dt, as a string. - ''' - return "UTC" - - def dst(self, dt): - ''' - Return the daylight saving time (DST) adjustment, in minutes east of UTC. - ''' - return ZERO - -UTC = Utc() -# the default instance for UTC. - -class FixedOffset(tzinfo): - ''' - A class building tzinfo objects for fixed-offset time zones. - - Note that FixedOffset(0, "UTC") is a different way to build a - UTC tzinfo object. - ''' - - def __init__(self, offset_hours, offset_minutes, name): - ''' - Initialise an instance with time offset and name. - The time offset should be positive for time zones east of UTC - and negate for time zones west of UTC. - ''' - self.__offset = timedelta(hours=offset_hours, minutes=offset_minutes) - self.__name = name - - def utcoffset(self, dt): - ''' - Return offset from UTC in minutes of UTC. - ''' - return self.__offset - - def tzname(self, dt): - ''' - Return the time zone name corresponding to the datetime object dt, as a - string. - ''' - return self.__name - - def dst(self, dt): - ''' - Return the daylight saving time (DST) adjustment, in minutes east of - UTC. - ''' - return ZERO - - def __repr__(self): - ''' - Return nicely formatted repr string. - ''' - return "<FixedOffset %r>" % self.__name - - -STDOFFSET = timedelta(seconds = -time.timezone) -# locale time zone offset - -# calculate local daylight saving offset if any. -if time.daylight: - DSTOFFSET = timedelta(seconds = -time.altzone) -else: - DSTOFFSET = STDOFFSET - -DSTDIFF = DSTOFFSET - STDOFFSET -# difference between local time zone and local DST time zone - -class LocalTimezone(tzinfo): - """ - A class capturing the platform's idea of local time. - """ - - def utcoffset(self, dt): - ''' - Return offset from UTC in minutes of UTC. - ''' - if self._isdst(dt): - return DSTOFFSET - else: - return STDOFFSET - - def dst(self, dt): - ''' - Return daylight saving offset. - ''' - if self._isdst(dt): - return DSTDIFF - else: - return ZERO - - def tzname(self, dt): - ''' - Return the time zone name corresponding to the datetime object dt, as a - string. - ''' - return time.tzname[self._isdst(dt)] - - def _isdst(self, dt): - ''' - Returns true if DST is active for given datetime object dt. - ''' - tt = (dt.year, dt.month, dt.day, - dt.hour, dt.minute, dt.second, - dt.weekday(), 0, -1) - stamp = time.mktime(tt) - tt = time.localtime(stamp) - return tt.tm_isdst > 0 - -LOCAL = LocalTimezone() -# the default instance for local time zone. |