fix: use Union[str, pathlib.Path] instead of | annotation.

Author: GdoongMathew

torchvision/datasets/clevr.py

@@ -38,7 +38,7 @@ def __init__(
         transform: Optional[Callable] = None,
         target_transform: Optional[Callable] = None,
         download: bool = False,
-        loader: Callable[[str | pathlib.Path], Any] = default_loader,
+        loader: Callable[[Union[str, pathlib.Path]], Any] = default_loader,
     ) -> None:
         self._split = verify_str_arg(split, "split", ("train", "val", "test"))
         super().__init__(root, transform=transform, target_transform=target_transform)

torchvision/datasets/dtd.py

@@ -43,7 +43,7 @@ def __init__(
         transform: Optional[Callable] = None,
         target_transform: Optional[Callable] = None,
         download: bool = False,
-        loader: Callable[[str | pathlib.Path], Any] = default_loader,
+        loader: Callable[[Union[str, pathlib.Path]], Any] = default_loader,
     ) -> None:
         self._split = verify_str_arg(split, "split", ("train", "val", "test"))
         if not isinstance(partition, int) and not (1 <= partition <= 10):

torchvision/datasets/flowers102.py

@@ -50,7 +50,7 @@ def __init__(
         transform: Optional[Callable] = None,
         target_transform: Optional[Callable] = None,
         download: bool = False,
-        loader: Callable[[str | Path], Any] = default_loader,
+        loader: Callable[[Union[str, pathlib.Path]], Any] = default_loader,
     ) -> None:
         super().__init__(root, transform=transform, target_transform=target_transform)
         self._split = verify_str_arg(split, "split", ("train", "val", "test"))

torchvision/datasets/food101.py

@@ -42,7 +42,7 @@ def __init__(
         transform: Optional[Callable] = None,
         target_transform: Optional[Callable] = None,
         download: bool = False,
-        loader: Callable[[str | Path], Any] = default_loader,
+        loader: Callable[[Union[str, pathlib.Path]], Any] = default_loader,
     ) -> None:
         super().__init__(root, transform=transform, target_transform=target_transform)
         self._split = verify_str_arg(split, "split", ("train", "test"))

torchvision/datasets/sun397.py

@@ -35,7 +35,7 @@ def __init__(
         transform: Optional[Callable] = None,
         target_transform: Optional[Callable] = None,
         download: bool = False,
-        loader: Callable[[str | Path], Any] = default_loader,
+        loader: Callable[[Union[str, pathlib.Path]], Any] = default_loader,
     ) -> None:
         super().__init__(root, transform=transform, target_transform=target_transform)
         self._data_dir = Path(self.root) / "SUN397"