utils/style_doc.py/main
def main(*files, max_len=119, check_only=False):
    changed = style_doc_files(*files, max_len=max_len, check_only=check_only)
    if check_only and len(changed) > 0:
        raise ValueError(f"{len(changed)} files should be restyled!")
    elif len(changed) > 0:
        print(f"Cleaned {len(changed)} files!")