Big diff: use lower-case list and dict (#5888)

stdlib/json/decoder.pyi

@@ -1,4 +1,4 @@
-from typing import Any, Callable, Dict, List, Tuple
+from typing import Any, Callable, Tuple
 
 class JSONDecodeError(ValueError):
     msg: str
@@ -9,21 +9,21 @@ class JSONDecodeError(ValueError):
     def __init__(self, msg: str, doc: str, pos: int) -> None: ...
 
 class JSONDecoder:
-    object_hook: Callable[[Dict[str, Any]], Any]
+    object_hook: Callable[[dict[str, Any]], Any]
     parse_float: Callable[[str], Any]
     parse_int: Callable[[str], Any]
     parse_constant: Callable[[str], Any] = ...
     strict: bool
-    object_pairs_hook: Callable[[List[Tuple[str, Any]]], Any]
+    object_pairs_hook: Callable[[list[Tuple[str, Any]]], Any]
     def __init__(
         self,
         *,
-        object_hook: Callable[[Dict[str, Any]], Any] | None = ...,
+        object_hook: Callable[[dict[str, Any]], Any] | None = ...,
         parse_float: Callable[[str], Any] | None = ...,
         parse_int: Callable[[str], Any] | None = ...,
         parse_constant: Callable[[str], Any] | None = ...,
         strict: bool = ...,
-        object_pairs_hook: Callable[[List[Tuple[str, Any]]], Any] | None = ...,
+        object_pairs_hook: Callable[[list[Tuple[str, Any]]], Any] | None = ...,
     ) -> None: ...
     def decode(self, s: str, _w: Callable[..., Any] = ...) -> Any: ...  # _w is undocumented
     def raw_decode(self, s: str, idx: int = ...) -> Tuple[Any, int]: ...