Update mypy-dev to 1.14.0a7 (#133390)

homeassistant/components/image/__init__.py

@@ -348,7 +348,7 @@ async def async_get_still_stream(
         # While this results in additional bandwidth usage,
         # given the low frequency of image updates, it is acceptable.
         frame.extend(frame)
-        await response.write(frame)
+        await response.write(frame)  # type: ignore[arg-type]
         return True
 
     event = asyncio.Event()

mypy.ini

@@ -10,6 +10,7 @@ show_error_codes = true
 follow_imports = normal
 local_partial_types = true
 strict_equality = true
+strict_bytes = true
 no_implicit_optional = true
 warn_incomplete_stub = true
 warn_redundant_casts = true

requirements_test.txt

@@ -12,7 +12,7 @@ coverage==7.6.8
 freezegun==1.5.1
 license-expression==30.4.0
 mock-open==1.4.0
-mypy-dev==1.14.0a6
+mypy-dev==1.14.0a7
 pre-commit==4.0.0
 pydantic==2.10.3
 pylint==3.3.2

script/hassfest/mypy_config.py

@@ -47,6 +47,7 @@ GENERAL_SETTINGS: Final[dict[str, str]] = {
     # Enable some checks globally.
     "local_partial_types": "true",
     "strict_equality": "true",
+    "strict_bytes": "true",
     "no_implicit_optional": "true",
     "warn_incomplete_stub": "true",
     "warn_redundant_casts": "true",