wehub-resource-sync
49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Git utilities."""
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# https://github.com/python/mypy/blob/2c2d126cc742f2467045d36780c33bb8fb77a614/mypy/git.py#L1-L34
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# Used also from setup.py, so don't pull in anything additional here (like mypy or typing):
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from __future__ import annotations
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import os
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import subprocess
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def is_git_repo(dir: str) -> bool:
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"""Is the given directory version-controlled with git?"""
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return os.path.exists(os.path.join(dir, ".git"))
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def have_git() -> bool:
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"""Can we run the git executable?"""
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try:
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subprocess.check_output(["git", "--help"])
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return True
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except subprocess.CalledProcessError:
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return False
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except OSError:
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return False
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def git_revision(dir: str) -> bytes:
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"""Get the SHA-1 of the HEAD of a git repository."""
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return subprocess.check_output(["git", "rev-parse", "HEAD"], cwd=dir).strip()
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def is_dirty(dir: str) -> bool:
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"""Check whether a git repository has uncommitted changes."""
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output = subprocess.check_output(["git", "status", "-uno", "--porcelain"], cwd=dir)
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return output.strip() != b""
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