apply ruff

api/core/workflow/nodes/code/code_node.py

@@ -167,8 +167,11 @@ class CodeNode(BaseNode[CodeNodeData]):
                                     value=value,
                                     variable=f"{prefix}.{output_name}[{i}]" if prefix else f"{output_name}[{i}]",
                                 )
-                        elif isinstance(first_element, dict) and all(
-                            value is None or isinstance(value, dict) for value in output_value
+                        elif (
+                            isinstance(first_element, dict)
+                            and all(value is None or isinstance(value, dict) for value in output_value)
+                            or isinstance(first_element, list)
+                            and all(value is None or isinstance(value, list) for value in output_value)
                         ):
                             for i, value in enumerate(output_value):
                                 if value is not None:
@@ -178,17 +181,6 @@ class CodeNode(BaseNode[CodeNodeData]):
                                         prefix=f"{prefix}.{output_name}[{i}]" if prefix else f"{output_name}[{i}]",
                                         depth=depth + 1,
                                     )
-                        elif isinstance(first_element, list) and all(
-                            value is None or isinstance(value, list) for value in output_value
-                        ):
-                            for i, value in enumerate(output_value):
-                                if value is None:
-                                    self._transform_result(
-                                        result=value,
-                                        output_schema=None,
-                                        prefix=f"{prefix}.{output_name}[{i}]" if prefix else f"{output_name}[{i}]",
-                                        depth=depth + 1,
-                                    )
                         else:
                             raise OutputValidationError(
                                 f"Output {prefix}.{output_name} is not a valid array."