Remove ignore_missing_imports from mypy

pyproject.toml

@@ -68,7 +68,6 @@ combine-as-imports = true
 
 [tool.mypy]
 strict = true
-ignore_missing_imports = true
 python_version = "3.9"
 
 [[tool.mypy.overrides]]

starlette/_utils.py

@@ -16,7 +16,7 @@
 has_exceptiongroups = True
 if sys.version_info < (3, 11):  # pragma: no cover
     try:
-        from exceptiongroup import BaseExceptionGroup
+        from exceptiongroup import BaseExceptionGroup  # type: ignore[unused-ignore,import-not-found]
     except ImportError:
         has_exceptiongroups = False
 

starlette/formparsers.py

@@ -9,8 +9,8 @@
 from starlette.datastructures import FormData, Headers, UploadFile
 
 if typing.TYPE_CHECKING:
-    import multipart
-    from multipart.multipart import MultipartCallbacks, QuerystringCallbacks, parse_options_header
+    import python_multipart as multipart
+    from python_multipart.multipart import MultipartCallbacks, QuerystringCallbacks, parse_options_header
 else:
     try:
         try:

starlette/requests.py

@@ -13,7 +13,7 @@
 from starlette.types import Message, Receive, Scope, Send
 
 if typing.TYPE_CHECKING:
-    from multipart.multipart import parse_options_header
+    from python_multipart.multipart import parse_options_header
 
     from starlette.applications import Starlette
     from starlette.routing import Router