| """Git utilities, adopted from mypy's git utilities (https://github.com/python/mypy/blob/master/mypy/git.py).""" |
|
|
| from __future__ import annotations |
|
|
| import subprocess |
| from pathlib import Path |
|
|
|
|
| def is_git_repo(dir: Path) -> bool: |
| """Is the given directory version-controlled with git?""" |
| return dir.joinpath('.git').exists() |
|
|
|
|
| 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: Path) -> 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() |
|
|
