avoid un-necessary lambda

daras_ai_v2/base.py

@@ -1852,13 +1852,11 @@ def get_example_request_body(
         state: dict,
         include_all: bool = False,
     ) -> dict:
-        preferred_fields = cls.get_example_preferred_fields(state)
         return extract_model_fields(
             cls.RequestModel,
             state,
-            condition=lambda field_name, field: include_all
-            or field.required
-            or field_name in preferred_fields,
+            include_all=include_all,
+            preferred_fields=cls.get_example_preferred_fields(state),
         )
 
     def get_example_response_body(
@@ -1878,7 +1876,7 @@ def get_example_response_body(
         output = extract_model_fields(
             self.ResponseModel,
             state,
-            condition=lambda field_name, field: include_all or field.required,
+            include_all=include_all,
         )
         if as_async:
             return dict(
@@ -1945,13 +1943,18 @@ def render_output_caption():
 def extract_model_fields(
     model: typing.Type[BaseModel],
     state: dict,
-    condition: typing.Callable[[str, "pydantic.ModelField"], bool],
+    include_all: bool = False,
+    preferred_fields: list[str] = None,
 ) -> dict:
     """Only returns required fields unless include_all is set to True."""
     return {
         field_name: state.get(field_name)
         for field_name, field in model.__fields__.items()
-        if condition(field_name, field)
+        if (
+            include_all
+            or field.required
+            or (preferred_fields and field_name in preferred_fields)
+        )
     }