docs: Mintlify MDX docs + docs.json; bump Speakeasy to 1.787.0 (#382)

src/openrouter/components/imagegenstreamerrorevent.py

@@ -43,31 +43,26 @@ class ImageGenStreamErrorEventError(BaseModel):
 
     @model_serializer(mode="wrap")
     def serialize_model(self, handler):
-        optional_fields = ["code", "param", "type"]
-        nullable_fields = ["code", "param", "type"]
-        null_default_fields = []
-
+        optional_fields = set(["code", "param", "type"])
+        nullable_fields = set(["code", "param", "type"])
         serialized = handler(self)
-
         m = {}
 
         for n, f in type(self).model_fields.items():
             k = f.alias or n
-            val = serialized.get(k)
-            serialized.pop(k, None)
+            val = serialized.get(k, serialized.get(n))
+            is_nullable_and_explicitly_set = (
+                k in nullable_fields
+                and (self.__pydantic_fields_set__.intersection({n}))  # pylint: disable=no-member
+            )
 
-            optional_nullable = k in optional_fields and k in nullable_fields
-            is_set = (
-                self.__pydantic_fields_set__.intersection({n})
-                or k in null_default_fields
-            )  # pylint: disable=no-member
-
-            if val is not None and val != UNSET_SENTINEL:
-                m[k] = val
-            elif val != UNSET_SENTINEL and (
-                not k in optional_fields or (optional_nullable and is_set)
-            ):
-                m[k] = val
+            if val != UNSET_SENTINEL:
+                if (
+                    val is not None
+                    or k not in optional_fields
+                    or is_nullable_and_explicitly_set
+                ):
+                    m[k] = val
 
         return m