import os from pathlib import Path from typing import Iterable, Iterator, List, Set from isort.settings import Config def find( paths: Iterable[str], config: Config, skipped: List[str], broken: List[str] ) -> Iterator[str]: """Fines and provides an iterator for all Python source files defined in paths.""" visited_dirs: Set[Path] = set() for path in paths: if os.path.isdir(path): for dirpath, dirnames, filenames in os.walk( path, topdown=True, followlinks=config.follow_links ): base_path = Path(dirpath) for dirname in list(dirnames): full_path = base_path / dirname resolved_path = full_path.resolve() if config.is_skipped(full_path): skipped.append(dirname) dirnames.remove(dirname) else: if resolved_path in visited_dirs: # pragma: no cover dirnames.remove(dirname) visited_dirs.add(resolved_path) for filename in filenames: filepath = os.path.join(dirpath, filename) if config.is_supported_filetype(filepath): if config.is_skipped(Path(os.path.abspath(filepath))): skipped.append(filename) else: yield filepath elif not os.path.exists(path): broken.append(path) else: yield path