fix: correct write_only_fields to extra_kwargs for sign_up_type

Author: SahilJat

api/custom_auth/serializers.py

@@ -63,10 +63,11 @@ class Meta(UserCreateSerializer.Meta):  # type: ignore[misc]
             "is_active",
             "marketing_consent_given",
             "uuid",
+            "sign_up_type",
         )
         read_only_fields = ("is_active", "uuid", "marketing_consent_given")
-        write_only_fields = ("sign_up_type",)
         extra_kwargs = {
+            "sign_up_type": {"write_only": True, "required": False},
             "email": {
                 "validators": [
                     UniqueValidator(
@@ -75,7 +76,7 @@ class Meta(UserCreateSerializer.Meta):  # type: ignore[misc]
                         message="Email already exists. Please log in.",
                     )
                 ]
-            }
+            },
         }
 
     def validate(self, attrs):  # type: ignore[no-untyped-def]

api/tests/integration/custom_auth/end_to_end/test_custom_auth_integration.py

@@ -641,6 +641,7 @@ def test_register__with_sign_up_type__stores_sign_up_type(client, db):  # type:
     )
 
     # Then
+    print(response.content)
     assert response.status_code == status.HTTP_201_CREATED
 
     response_json = response.json()