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make _localized_name instances work more like the tuples they replaced. In

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particular, negative indexes work and they are limited by the actual length
of the names they represent (weekday and month names).  This closes bug
#503202.
This commit is contained in:
Skip Montanaro 2002-03-15 04:08:38 +00:00
parent 693c6c44c4
commit 4c8349592d
1 changed files with 12 additions and 5 deletions
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17
Lib/calendar.py
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@ -25,18 +25,25 @@ February = 2
mdays = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31] mdays = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
class _localized_name: class _localized_name:
def __init__(self, format): def __init__(self, format, len):
self.format = format self.format = format
self.len = len
def __getitem__(self, item): def __getitem__(self, item):
if item > self.len-1 or item < -self.len:
raise IndexError
if item < 0:
item += self.len
return strftime(self.format, (item,)*9).capitalize() return strftime(self.format, (item,)*9).capitalize()
def __len__(self):
return self.len
# Full and abbreviated names of weekdays # Full and abbreviated names of weekdays
day_name = _localized_name('%A') day_name = _localized_name('%A', 7)
day_abbr = _localized_name('%a') day_abbr = _localized_name('%a', 7)
# Full and abbreviated names of months (1-based arrays!!!) # Full and abbreviated names of months (1-based arrays!!!)
month_name = _localized_name('%B') month_name = _localized_name('%B', 12)
month_abbr = _localized_name('%b') month_abbr = _localized_name('%b', 12)
# Constants for weekdays # Constants for weekdays
(MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY) = range(7) (MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY, SATURDAY, SUNDAY) = range(7)