util.py 文件源码

def rmtree(path):
    """Remove the given recursively.

    :note: we use shutil rmtree but adjust its behaviour to see whether files that
        couldn't be deleted are read-only. Windows will not remove them in that case"""

    def onerror(func, path, exc_info):
        # Is the error an access error ?
        os.chmod(path, stat.S_IWUSR)

        try:
            func(path)  # Will scream if still not possible to delete.
        except Exception as ex:
            if HIDE_WINDOWS_KNOWN_ERRORS:
                raise SkipTest("FIXME: fails with: PermissionError\n  %s", ex)
            else:
                raise

    return shutil.rmtree(path, False, onerror)