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"""Convenience layer on top of stdlib's shutil and os""" import os import stat from typing import Callable, TypeVar from .compat import py311 from distutils import log try: from os import chmod # pyright: ignore[reportAssignmentType] # Losing type-safety w/ pyright, but that's ok except ImportError: # pragma: no cover # Jython compatibility def chmod(*args: object, **kwargs: object) -> None: # type: ignore[misc] # Mypy reuses the imported definition anyway pass _T = TypeVar("_T") def attempt_chmod_verbose(path, mode): log.debug("changing mode of %s to %o", path, mode) try: chmod(path, mode) except OSError as e: # pragma: no cover log.debug("chmod failed: %s", e) # Must match shutil._OnExcCallback def _auto_chmod( func: Callable[..., _T], arg: str, exc: BaseException ) -> _T: # pragma: no cover """shutils onexc callback to automatically call chmod for certain functions.""" # Only retry for scenarios known to have an issue if func in [os.unlink, os.remove] and os.name == 'nt': attempt_chmod_verbose(arg, stat.S_IWRITE) return func(arg) raise exc def rmtree(path, ignore_errors=False, onexc=_auto_chmod): """ Similar to ``shutil.rmtree`` but automatically executes ``chmod`` for well know Windows failure scenarios. """ return py311.shutil_rmtree(path, ignore_errors, onexc) def rmdir(path, **opts): if os.path.isdir(path): rmtree(path, **opts)