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# -*- coding: utf-8 -*-
# Copyright 2019 - 2021 Avram Lubkin, All Rights Reserved
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
"""
Utility objects
"""
import os
import platform
import sys
if sys.version_info[:2] < (3, 3): # pragma: no branch
import mock # pragma: no cover # pylint: disable=import-error, unused-import
else:
from unittest import mock # noqa: F401 # pylint: disable=unused-import
if sys.version_info[0] < 3: # pragma: no branch
BASESTRING = basestring # pragma: no cover # noqa: F821 # pylint: disable=undefined-variable
else:
BASESTRING = str
IS_WINDOWS = platform.system() == 'Windows'
class error(Exception): # pylint: disable=invalid-name
"""
Generic class for Jinxed errors
"""
def get_term(*args, **kwargs): # pylint: disable=unused-argument
"""
A lightweight stand-in for win32.get_term() for non-Windows platforms
Returns value of TERM environment variable or 'unknown'
"""
return os.environ.get('TERM', 'unknown')
def raise_from_none(exc): # pragma: no cover
"""
Convenience function to raise from None in a Python 2/3 compatible manner
"""
raise exc
if sys.version_info[0] >= 3: # pragma: no branch
exec('def raise_from_none(exc):\n raise exc from None') # pylint: disable=exec-used
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