ruff/python/ruff/__main__.py
Anders Kaseorg 6683ed49bc
Portably find ruff binary path from Python (#2574)
Prefer the version from a currently active virtualenv over a version
from `pip install --user`.  Add the .exe extension on Windows, and
find the path for `pip install --user` correctly on Windows.

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
2023-02-04 17:19:27 -05:00

34 lines
869 B
Python

import os
import sys
import sysconfig
from pathlib import Path
def find_ruff_bin() -> Path:
"""Return the ruff binary path."""
ruff_exe = "ruff" + sysconfig.get_config_var("EXE")
path = Path(sysconfig.get_path("scripts")) / ruff_exe
if path.is_file():
return path
if sys.version_info >= (3, 10):
user_scheme = sysconfig.get_preferred_scheme("user")
elif os.name == "nt":
user_scheme = "nt_user"
elif sys.platform == "darwin" and sys._framework:
user_scheme = "osx_framework_user"
else:
user_scheme = "posix_user"
path = Path(sysconfig.get_path("scripts", scheme=user_scheme)) / ruff_exe
if path.is_file():
return path
raise FileNotFoundError(path)
if __name__ == "__main__":
ruff = find_ruff_bin()
sys.exit(os.spawnv(os.P_WAIT, ruff, ["ruff", *sys.argv[1:]]))