mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 01:50:39 +00:00
65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
#
|
|
# (c) 2018, Toshio Kuratomi <a.badger@gmail.com>
|
|
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
|
|
#
|
|
# Note that the original author of this, Toshio Kuratomi, is trying to submit this to six. If
|
|
# successful, the code in six will be available under six's more liberal license:
|
|
# https://mail.python.org/pipermail/python-porting/2018-July/000539.html
|
|
|
|
# Make coding more python3-ish
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
import os
|
|
import sys
|
|
from collections import MutableMapping
|
|
|
|
from ansible.module_utils.six import PY3
|
|
from ansible.module_utils._text import to_bytes, to_text
|
|
|
|
__all__ = ('environ',)
|
|
|
|
|
|
class _TextEnviron(MutableMapping):
|
|
"""
|
|
Utility class to return text strings from the environment instead of byte strings
|
|
|
|
Mimics the behaviour of os.environ on Python3
|
|
"""
|
|
def __init__(self, env=None):
|
|
if env is None:
|
|
env = os.environ
|
|
self._raw_environ = env
|
|
self._value_cache = {}
|
|
# Since we're trying to mimic Python3's os.environ, use sys.getfilesystemencoding()
|
|
# instead of utf-8
|
|
self.encoding = sys.getfilesystemencoding()
|
|
|
|
def __delitem__(self, key):
|
|
del self._raw_environ[key]
|
|
|
|
def __getitem__(self, key):
|
|
value = self._raw_environ[key]
|
|
if PY3:
|
|
return value
|
|
# Cache keys off of the undecoded values to handle any environment variables which change
|
|
# during a run
|
|
if value not in self._value_cache:
|
|
self._value_cache[value] = to_text(value, encoding=self.encoding,
|
|
nonstring='passthru', errors='surrogate_or_strict')
|
|
return self._value_cache[value]
|
|
|
|
def __setitem__(self, key, value):
|
|
self._raw_environ[key] = to_bytes(value, encoding=self.encoding, nonstring='strict',
|
|
errors='surrogate_or_strict')
|
|
|
|
def __iter__(self):
|
|
return self._raw_environ.__iter__()
|
|
|
|
def __len__(self):
|
|
return len(self._raw_environ)
|
|
|
|
|
|
environ = _TextEnviron()
|