first comit

venv/lib/python3.10/site-packages/PIL/_util.py

@@ -0,0 +1,32 @@
+from __future__ import annotations
+
+import os
+from pathlib import Path
+from typing import Any, NoReturn
+
+from ._typing import TypeGuard
+
+
+def is_path(f: Any) -> TypeGuard[bytes | str | Path]:
+    return isinstance(f, (bytes, str, Path))
+
+
+def is_directory(f: Any) -> TypeGuard[bytes | str | Path]:
+    """Checks if an object is a string, and that it points to a directory."""
+    return is_path(f) and os.path.isdir(f)
+
+
+class DeferredError:
+    def __init__(self, ex: BaseException):
+        self.ex = ex
+
+    def __getattr__(self, elt: str) -> NoReturn:
+        raise self.ex
+
+    @staticmethod
+    def new(ex: BaseException) -> Any:
+        """
+        Creates an object that raises the wrapped exception ``ex`` when used,
+        and casts it to :py:obj:`~typing.Any` type.
+        """
+        return DeferredError(ex)