mirror of
https://github.com/ansible-collections/community.docker.git
synced 2025-12-16 11:58:43 +00:00
1e4633a606
This is related to
42789818be
in the sense that for Python > 2, we also exclusively use shutil.which now,
but we do not remove the helper function since we need it for Python 2 on Windows.
Co-authored-by: Daniel Möller <n1ngu@riseup.net>
Co-authored-by: Daniel Möller <n1ngu@riseup.net>
63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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# This code is part of the Ansible collection community.docker, but is an independent component.
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# This particular file, and this file only, is based on the Docker SDK for Python (https://github.com/docker/docker-py/)
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#
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# Copyright (c) 2016-2022 Docker, Inc.
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#
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# It is licensed under the Apache 2.0 license (see LICENSES/Apache-2.0.txt in this collection)
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# SPDX-License-Identifier: Apache-2.0
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import os
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import sys
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from ansible.module_utils.six import PY2
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if PY2:
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from distutils.spawn import find_executable as which
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else:
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from shutil import which
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def find_executable(executable, path=None):
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"""
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As distutils.spawn.find_executable, but on Windows, look up
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every extension declared in PATHEXT instead of just `.exe`
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"""
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if not PY2:
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# shutil.which() already uses PATHEXT on Windows, so on
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# Python 3 we can simply use shutil.which() in all cases.
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# (https://github.com/docker/docker-py/commit/42789818bed5d86b487a030e2e60b02bf0cfa284)
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return which(executable, path=path)
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if sys.platform != 'win32':
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return which(executable, path)
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if path is None:
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path = os.environ['PATH']
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paths = path.split(os.pathsep)
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extensions = os.environ.get('PATHEXT', '.exe').split(os.pathsep)
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base, ext = os.path.splitext(executable)
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if not os.path.isfile(executable):
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for p in paths:
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for ext in extensions:
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f = os.path.join(p, base + ext)
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if os.path.isfile(f):
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return f
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return None
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else:
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return executable
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def create_environment_dict(overrides):
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"""
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Create and return a copy of os.environ with the specified overrides
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"""
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result = os.environ.copy()
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result.update(overrides or {})
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return result
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