/usr/lib/python2.7/dist-packages/isodatetime/timezone.py is in python-cylc 7.6.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | # -*- coding: utf-8 -*-
# ----------------------------------------------------------------------------
# (C) British Crown Copyright 2013-2017 Met Office.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# ----------------------------------------------------------------------------
"""This provides utilites for extracting the local time zone."""
import time
def get_local_time_zone():
"""Return the current local UTC offset in hours and minutes."""
utc_offset_seconds = -time.timezone
if time.localtime().tm_isdst == 1 and time.daylight:
utc_offset_seconds = -time.altzone
utc_offset_minutes = (utc_offset_seconds // 60) % 60
utc_offset_hours = utc_offset_seconds // 3600
return utc_offset_hours, utc_offset_minutes
def get_local_time_zone_format(extended_mode=False, reduced_mode=False):
"""Return a string denoting the current local UTC offset."""
utc_offset_hours, utc_offset_minutes = get_local_time_zone()
if utc_offset_hours == 0 and utc_offset_minutes == 0:
return "Z"
reduced_timezone_template = "%s%02d"
timezone_template = "%s%02d%02d"
if extended_mode:
timezone_template = "%s%02d:%02d"
sign = "-" if (utc_offset_hours < 0 or utc_offset_minutes < 0) else "+"
if reduced_mode and utc_offset_minutes == 0:
return reduced_timezone_template % (sign, abs(utc_offset_hours))
return timezone_template % (
sign, abs(utc_offset_hours), abs(utc_offset_minutes))
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