Update typing 03 (#48015)

homeassistant/util/aiohttp.py

@@ -1,7 +1,9 @@
 """Utilities to help with aiohttp."""
+from __future__ import annotations
+
 import io
 import json
-from typing import Any, Dict, Optional
+from typing import Any
 from urllib.parse import parse_qsl
 
 from multidict import CIMultiDict, MultiDict
@@ -26,7 +28,7 @@ class MockStreamReader:
 class MockRequest:
     """Mock an aiohttp request."""
 
-    mock_source: Optional[str] = None
+    mock_source: str | None = None
 
     def __init__(
         self,
@@ -34,8 +36,8 @@ class MockRequest:
         mock_source: str,
         method: str = "GET",
         status: int = HTTP_OK,
-        headers: Optional[Dict[str, str]] = None,
-        query_string: Optional[str] = None,
+        headers: dict[str, str] | None = None,
+        query_string: str | None = None,
         url: str = "",
     ) -> None:
         """Initialize a request."""