28 lines
809 B
Python
28 lines
809 B
Python
"""Git utilities, adopted from mypy's git utilities (https://github.com/python/mypy/blob/master/mypy/git.py)."""
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from __future__ import annotations
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import subprocess
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from pathlib import Path
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def is_git_repo(dir: Path) -> bool:
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"""Is the given directory version-controlled with git?"""
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return dir.joinpath('.git').exists()
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def have_git() -> bool: # pragma: no cover
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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: Path) -> str:
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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', '--short', 'HEAD'], cwd=dir).decode('utf-8').strip()
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