# Figure out what the current language is set to.
return locale.getlocale(locale.LC_TIME)
+def _findall(haystack, needle):
+ # Find all positions of needle in haystack.
+ if not needle:
+ return
+ i = 0
+ while True:
+ i = haystack.find(needle, i)
+ if i < 0:
+ break
+ yield i
+ i += len(needle)
+
class LocaleTime(object):
"""Stores and handles locale-specific information related to time.
am_pm = []
for hour in (1, 22):
time_tuple = time.struct_time((1999,3,17,hour,44,55,2,76,0))
- am_pm.append(time.strftime("%p", time_tuple).lower())
+ # br_FR has AM/PM info (' ',' ').
+ am_pm.append(time.strftime("%p", time_tuple).lower().strip())
self.am_pm = am_pm
def __calc_date_time(self):
# values within the format string is very important; it eliminates
# possible ambiguity for what something represents.
time_tuple = time.struct_time((1999,3,17,22,44,55,2,76,0))
- date_time = [None, None, None]
- date_time[0] = time.strftime("%c", time_tuple).lower()
- date_time[1] = time.strftime("%x", time_tuple).lower()
- date_time[2] = time.strftime("%X", time_tuple).lower()
- replacement_pairs = [('%', '%%'), (self.f_weekday[2], '%A'),
- (self.f_month[3], '%B'), (self.a_weekday[2], '%a'),
- (self.a_month[3], '%b'), (self.am_pm[1], '%p'),
+ time_tuple2 = time.struct_time((1999,1,3,1,1,1,6,3,0))
+ replacement_pairs = [
('1999', '%Y'), ('99', '%y'), ('22', '%H'),
('44', '%M'), ('55', '%S'), ('76', '%j'),
('17', '%d'), ('03', '%m'), ('3', '%m'),
# '3' needed for when no leading zero.
('2', '%w'), ('10', '%I')]
- replacement_pairs.extend([(tz, "%Z") for tz_values in self.timezone
- for tz in tz_values])
- for offset,directive in ((0,'%c'), (1,'%x'), (2,'%X')):
- current_format = date_time[offset]
- for old, new in replacement_pairs:
+ date_time = []
+ for directive in ('%c', '%x', '%X'):
+ current_format = time.strftime(directive, time_tuple).lower()
+ current_format = current_format.replace('%', '%%')
+ # The month and the day of the week formats are treated specially
+ # because of a possible ambiguity in some locales where the full
+ # and abbreviated names are equal or names of different types
+ # are equal. See doc of __find_month_format for more details.
+ lst, fmt = self.__find_weekday_format(directive)
+ if lst:
+ current_format = current_format.replace(lst[2], fmt, 1)
+ lst, fmt = self.__find_month_format(directive)
+ if lst:
+ current_format = current_format.replace(lst[3], fmt, 1)
+ if self.am_pm[1]:
# Must deal with possible lack of locale info
# manifesting itself as the empty string (e.g., Swedish's
# lack of AM/PM info) or a platform returning a tuple of empty
# strings (e.g., MacOS 9 having timezone as ('','')).
- if old:
- current_format = current_format.replace(old, new)
+ current_format = current_format.replace(self.am_pm[1], '%p')
+ for tz_values in self.timezone:
+ for tz in tz_values:
+ if tz:
+ current_format = current_format.replace(tz, "%Z")
+ for old, new in replacement_pairs:
+ current_format = current_format.replace(old, new)
# If %W is used, then Sunday, 2005-01-03 will fall on week 0 since
# 2005-01-03 occurs before the first Monday of the year. Otherwise
# %U is used.
- time_tuple = time.struct_time((1999,1,3,1,1,1,6,3,0))
- if '00' in time.strftime(directive, time_tuple):
+ if '00' in time.strftime(directive, time_tuple2):
U_W = '%W'
else:
U_W = '%U'
- date_time[offset] = current_format.replace('11', U_W)
+ current_format = current_format.replace('11', U_W)
+ date_time.append(current_format)
self.LC_date_time = date_time[0]
self.LC_date = date_time[1]
self.LC_time = date_time[2]
+ def __find_month_format(self, directive):
+ """Find the month format appropriate for the current locale.
+
+ In some locales (for example French and Hebrew), the default month
+ used in __calc_date_time has the same name in full and abbreviated
+ form. Also, the month name can by accident match other part of the
+ representation: the day of the week name (for example in Morisyen)
+ or the month number (for example in Japanese). Thus, cycle months
+ of the year and find all positions that match the month name for
+ each month, If no common positions are found, the representation
+ does not use the month name.
+ """
+ full_indices = abbr_indices = None
+ for m in range(1, 13):
+ time_tuple = time.struct_time((1999, m, 17, 22, 44, 55, 2, 76, 0))
+ datetime = time.strftime(directive, time_tuple).lower()
+ indices = set(_findall(datetime, self.f_month[m]))
+ if full_indices is None:
+ full_indices = indices
+ else:
+ full_indices &= indices
+ indices = set(_findall(datetime, self.a_month[m]))
+ if abbr_indices is None:
+ abbr_indices = indices
+ else:
+ abbr_indices &= indices
+ if not full_indices and not abbr_indices:
+ return None, None
+ if full_indices:
+ return self.f_month, '%B'
+ if abbr_indices:
+ return self.a_month, '%b'
+ return None, None
+
+ def __find_weekday_format(self, directive):
+ """Find the day of the week format appropriate for the current locale.
+
+ Similar to __find_month_format().
+ """
+ full_indices = abbr_indices = None
+ for wd in range(7):
+ time_tuple = time.struct_time((1999, 3, 17, 22, 44, 55, wd, 76, 0))
+ datetime = time.strftime(directive, time_tuple).lower()
+ indices = set(_findall(datetime, self.f_weekday[wd]))
+ if full_indices is None:
+ full_indices = indices
+ else:
+ full_indices &= indices
+ if self.f_weekday[wd] != self.a_weekday[wd]:
+ indices = set(_findall(datetime, self.a_weekday[wd]))
+ if abbr_indices is None:
+ abbr_indices = indices
+ else:
+ abbr_indices &= indices
+ if not full_indices and not abbr_indices:
+ return None, None
+ if full_indices:
+ return self.f_weekday, '%A'
+ if abbr_indices:
+ return self.a_weekday, '%a'
+ return None, None
+
def __calc_timezone(self):
# Set self.timezone by using time.tzname.
# Do not worry about possibility of time.tzname[0] == time.tzname[1]
'd': r"(?P<d>3[0-1]|[1-2]\d|0[1-9]|[1-9]| [1-9])",
'f': r"(?P<f>[0-9]{1,6})",
'H': r"(?P<H>2[0-3]|[0-1]\d|\d)",
- 'I': r"(?P<I>1[0-2]|0[1-9]|[1-9])",
+ 'I': r"(?P<I>1[0-2]|0[1-9]|[1-9]| [1-9])",
'G': r"(?P<G>\d\d\d\d)",
'j': r"(?P<j>36[0-6]|3[0-5]\d|[1-2]\d\d|0[1-9]\d|00[1-9]|[1-9]\d|0[1-9]|[1-9])",
'm': r"(?P<m>1[0-2]|0[1-9]|[1-9])",
_regex_cache[format] = format_regex
found = format_regex.match(data_string)
if not found:
- raise ValueError("time data %r does not match format %r" %
- (data_string, format))
+ raise ValueError("time data %r does not match format %r :: /%s/" %
+ (data_string, format, format_regex.pattern))
if len(data_string) != found.end():
raise ValueError("unconverted data remains: %s" %
data_string[found.end():])
import locale
import re
import os
+import platform
import sys
from test import support
from test.support import warnings_helper
import _strptime
+libc_ver = platform.libc_ver()
+if libc_ver[0] == 'glibc':
+ glibc_ver = tuple(map(int, libc_ver[1].split('.')))
+else:
+ glibc_ver = None
+
+
class getlang_Tests(unittest.TestCase):
"""Test _getlang"""
def test_basic(self):
# * Year is not included: ha_NG.
# * Use non-Gregorian calendar: lo_LA, thai, th_TH.
#
- # BUG: Generates invalid regexp for br_FR, csb_PL, Arabic.
- # BUG: Generates regexp that does not match the current date and time
- # for fa_IR, gez_ER, gez_ET, lzh_TW, my_MM, or_IN, shn_MM, yo_NG.
# BUG: Generates regexp that does not match the current date and time
- # for fa_IR, gez_ER, gez_ET, lzh_TW, my_MM, or_IN, shn_MM, yo_NG,
- # fr_FR, ja_JP, he_IL, ko_KR, zh_CN, etc.
- @run_with_locales('LC_TIME', 'C', 'en_US', 'de_DE',
- 'eu_ES', 'mfe_MU')
+ # for az_IR, fa_IR, lzh_TW, my_MM, or_IN, shn_MM.
+ @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP',
+ 'he_IL', 'eu_ES', 'ar_AE', 'mfe_MU', 'yo_NG',
+ 'csb_PL', 'br_FR', 'gez_ET', 'brx_IN')
def test_date_time_locale(self):
# Test %c directive
+ loc = locale.getlocale(locale.LC_TIME)[0]
+ if glibc_ver and glibc_ver < (2, 31) and loc == 'br_FR':
+ self.skipTest('%c in locale br_FR does not include time')
now = time.time()
self.roundtrip('%c', slice(0, 6), time.localtime(now))
# 1 hour 20 minutes 30 seconds ago
# NB: Dates before 1969 do not roundtrip on some locales:
# bo_CN, bo_IN, dz_BT, eu_ES, eu_FR.
- @run_with_locales('LC_TIME', 'C', 'en_US', 'de_DE', 'ja_JP')
+ @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP',
+ 'he_IL', 'ar_AE', 'mfe_MU', 'yo_NG',
+ 'csb_PL', 'br_FR', 'gez_ET', 'brx_IN')
def test_date_time_locale2(self):
# Test %c directive
self.roundtrip('%c', slice(0, 6), (1900, 1, 1, 0, 0, 0, 0, 1, 0))
# NB: Does not roundtrip because use non-Gregorian calendar:
# lo_LA, thai, th_TH.
# BUG: Generates regexp that does not match the current date
- # for az_IR, fa_IR, lzh_TW, my_MM, or_IN, shn_MM,
- # Arabic, ja_JP, ko_KR, zh_CN, etc.
- @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE',
- 'he_IL', 'eu_ES')
+ # for az_IR, fa_IR, lzh_TW, my_MM, or_IN, shn_MM.
+ @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP',
+ 'he_IL', 'eu_ES', 'ar_AE')
def test_date_locale(self):
# Test %x directive
now = time.time()
support.is_emscripten or support.is_wasi,
"musl libc issue on Emscripten, bpo-46390"
)
- @run_with_locales('LC_TIME', 'en_US', 'fr_FR', 'de_DE', 'ja_JP')
+ @run_with_locales('LC_TIME', 'en_US', 'fr_FR', 'de_DE', 'ja_JP',
+ 'eu_ES', 'ar_AE')
def test_date_locale2(self):
# Test %x directive
self.roundtrip('%x', slice(0, 3), (1900, 1, 1, 0, 0, 0, 0, 1, 0))