added max_form_parts

src/flask/app.py

@@ -309,6 +309,7 @@ class Flask(Scaffold):
             "SESSION_COOKIE_SAMESITE": None,
             "SESSION_REFRESH_EACH_REQUEST": True,
             "MAX_CONTENT_LENGTH": None,
+            "MAX_FORM_PARTS": 5000,
             "SEND_FILE_MAX_AGE_DEFAULT": None,
             "TRAP_BAD_REQUEST_ERRORS": None,
             "TRAP_HTTP_EXCEPTIONS": False,

src/flask/wrappers.py

@@ -59,6 +59,14 @@ class Request(RequestBase):
         else:
             return None
 
+    @property
+    def max_form_parts(self) -> int | None:  # type: ignore
+        """Read-only view of the ``MAX_FORM_PARTS`` config key."""
+        if current_app:
+            return current_app.config["MAX_FORM_PARTS"]
+        else:
+            return None
+
     @property
     def endpoint(self) -> str | None:
         """The endpoint that matched the request URL.