| In macOS stat on some file descriptors (/dev/fd/3 f.e) will result in bad | |
| file descriptor OSError. Guard against this exception was added in is_dir, | |
| is_file and similar methods. DirEntry.is_dir can also throw this exception | |
| so _RecursiveWildcardSelector._iterate_directories was also extended with | |
| the same error ignoring pattern. |