sentry/config/hooks/pre-commit

#!/usr/bin/env python

import os
import sys
from glob import glob

text_type = str

# git usurbs your bin path for hooks and will always run system python
if "VIRTUAL_ENV" in os.environ:
    # If pre-commit is not installed outside of the virtualenv, glob will return []
    try:
        site_packages = glob("%s/lib/*/site-packages" % os.environ["VIRTUAL_ENV"])[0]
        sys.path.insert(0, site_packages)
    except IndexError:
        pass


def main():
    try:
        from sentry.lint.engine import get_modified_files, run
    except ModuleNotFoundError as e:
        if "VIRTUAL_ENV" not in os.environ:
            sys.stderr.write(
                "ERROR: You're executing outside of the venv. Try this command: direnv allow\n"
            )
            sys.exit(1)
        raise (e)

    files_modified = [text_type(f) for f in get_modified_files(os.getcwd()) if os.path.exists(f)]

    return run(files_modified)


if __name__ == "__main__":
    sys.exit(main())