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Editing: _git.py
"""Git utilities, adopted from mypy's git utilities (https://github.com/python/mypy/blob/master/mypy/git.py).""" from __future__ import annotations import os import subprocess def is_git_repo(dir: str) -> bool: """Is the given directory version-controlled with git?""" return os.path.exists(os.path.join(dir, '.git')) def have_git() -> bool: """Can we run the git executable?""" try: subprocess.check_output(['git', '--help']) return True except subprocess.CalledProcessError: return False except OSError: return False def git_revision(dir: str) -> str: """Get the SHA-1 of the HEAD of a git repository.""" return subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD'], cwd=dir).decode('utf-8').strip()
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