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# Copyright (C) 2015-2017 Damon Lynch <damonlynch@gmail.com>
# This file is part of Rapid Photo Downloader.
#
# Rapid Photo Downloader is free software: you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Rapid Photo Downloader is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Rapid Photo Downloader. If not,
# see <http://www.gnu.org/licenses/>.
# A few utility functions relating to time conversion and internationalization
import locale
from datetime import datetime
import re
from arrow.arrow import Arrow
from gettext import gettext as _
def twelve_hour_clock() -> bool:
"""
Determine if a twelve hour clock is being used in the current locale
:return: True if so, else False
"""
return bool(locale.nl_langinfo(locale.T_FMT_AMPM))
replacement_fmts = [
('.%S', ''),
(':%S', ''),
(',%S', ''),
(':%OS', ''),
('ཀསར་ཆ%S', ''),
(' %S초', ''),
('%S秒', ''),
('%r', '%I:%M'),
('%t', '%H:%M'),
('%T', '%H:%M')
]
dt_am = datetime(2015, 11, 3, 1)
dt_pm = datetime(2015, 11, 3, 13)
def locale_time(t: datetime) -> str:
"""
Attempt to localize the time without displaying seconds
locale.nl_langinfo(locale.T_FMT) for this locale is %r, %T or %t,
then just return the time, dropping the ':dd' in 'dd:dd:dd' if
that's the format the time is in.
Otherwise, then use the approach here:
Adapted from http://stackoverflow.com/questions/2507726/how-to-display
-locale-sensitive-time-format-without-seconds-in-python
:param t: time in datetime format
:return: time in format like "12:08 AM", or locale equivalent
"""
t_fmt = locale.nl_langinfo(locale.T_FMT_AMPM) or locale.nl_langinfo(locale.T_FMT)
if t_fmt in ('%r', '%t', '%T'):
s = t.strftime('%X').strip()
return re.sub(r"(\d\d):(\d\d):\d\d", r"\1:\2", s)
for fmt in replacement_fmts:
new_t_fmt = t_fmt.replace(*fmt)
if new_t_fmt != t_fmt:
return t.strftime(new_t_fmt)
return t.strftime(t_fmt)
def strip_zero(t: str, strip_zero) -> str:
if not strip_zero:
return t.strip()
return t.lstrip('0').strip()
def strip_am(t: str) -> str:
if not locale.nl_langinfo(locale.T_FMT_AMPM):
return t.strip()
return t.replace(dt_am.strftime('%p'), '').strip()
def strip_pm(t: str) -> str:
if not locale.nl_langinfo(locale.T_FMT_AMPM):
return t.strip()
return t.replace(dt_pm.strftime('%p'), '').strip()
def make_long_date_format(arrowtime: Arrow) -> str:
# Translators: for example Nov 3 or Dec 31
long_format = _('%(month)s %(numeric_day)s') % {
'month': arrowtime.datetime.strftime('%b'),
'numeric_day': arrowtime.format('D')
}
# Translators: for example Nov 15 2015
return _('%(date)s %(year)s') % dict(date=long_format, year=arrowtime.year)
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