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Neatify the _timezones table and remove a misleading comment about 

inaccuracies in mktime_tz().
This commit is contained in:
Guido van Rossum 1998-05-18 16:09:10 +00:00
parent 3130b7a2a9
commit 67133e25a2
1 changed files with 5 additions and 12 deletions
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17
Lib/rfc822.py
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@ -632,11 +632,11 @@ _daynames = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
# instead of timezone names. # instead of timezone names.
_timezones = {'UT':0, 'UTC':0, 'GMT':0, 'Z':0, _timezones = {'UT':0, 'UTC':0, 'GMT':0, 'Z':0,
'AST': -400, 'ADT': -300, # Atlantic standard 'AST': -400, 'ADT': -300, # Atlantic (used in Canada)
'EST': -500, 'EDT': -400, # Eastern 'EST': -500, 'EDT': -400, # Eastern
'CST': -600, 'CDT':-500, # Centreal 'CST': -600, 'CDT': -500, # Central
'MST':-700, 'MDT':-600, # Mountain 'MST': -700, 'MDT': -600, # Mountain
'PST':-800, 'PDT':-700 # Pacific 'PST': -800, 'PDT': -700 # Pacific
} }
@ -713,14 +713,7 @@ def parsedate(data):
def mktime_tz(data): def mktime_tz(data):
"""Turn a 10-tuple as returned by parsedate_tz() into a UTC timestamp. """Turn a 10-tuple as returned by parsedate_tz() into a UTC timestamp."""
Minor glitch: this first interprets the first 8 elements as a
local time and then compensates for the timezone difference;
this may yield a slight error around daylight savings time
switch dates. Not enough to worry about for common use.
"""
if data[9] is None: if data[9] is None:
# No zone info, so localtime is better assumption than GMT # No zone info, so localtime is better assumption than GMT
return time.mktime(data[:8] + (-1,)) return time.mktime(data[:8] + (-1,))