gajim-plural/gajim/common/modules/util.py

47 lines
1.3 KiB
Python

# This file is part of Gajim.
#
# Gajim 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; version 3 only.
#
# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
# Util module
from typing import Union
def from_xs_boolean(value: Union[str, bool]) -> bool:
if isinstance(value, bool):
return value
if value in ('1', 'true', 'True'):
return True
if value in ('0', 'false', 'False', ''):
return False
raise ValueError('Cant convert %s to python boolean' % value)
def to_xs_boolean(value: Union[bool, None]) -> str:
# Convert to xs:boolean ('true', 'false')
# from a python boolean (True, False) or None
if value is True:
return 'true'
if value is False:
return 'false'
if value is None:
return 'false'
raise ValueError(
'Cant convert %s to xs:boolean' % value)