stable/build_helpers/pre_commit_update.py

# File used in CI to ensure pre-commit dependencies are kept uptodate.

import sys
from pathlib import Path

import yaml


pre_commit_file = Path('.pre-commit-config.yaml')
require_dev = Path('requirements-dev.txt')
require = Path('requirements.txt')

with require_dev.open('r') as rfile:
    requirements = rfile.readlines()

with require.open('r') as rfile:
    requirements.extend(rfile.readlines())

# Extract types only
type_reqs = [r.strip('\n') for r in requirements if r.startswith(
    'types-') or r.startswith('SQLAlchemy')]

with pre_commit_file.open('r') as file:
    f = yaml.load(file, Loader=yaml.FullLoader)


mypy_repo = [repo for repo in f['repos'] if repo['repo']
             == 'https://github.com/pre-commit/mirrors-mypy']

hooks = mypy_repo[0]['hooks'][0]['additional_dependencies']

errors = []
for hook in hooks:
    if hook not in type_reqs:
        errors.append(f"{hook} is missing in requirements-dev.txt.")

for req in type_reqs:
    if req not in hooks:
        errors.append(f"{req} is missing in pre-config file.")


if errors:
    for e in errors:
        print(e)
    sys.exit(1)

sys.exit(0)