fix gradio?

evaluation_logic.py

@@ -59,14 +59,22 @@ def run_prediction(model_name, prompt_format, output_file):
                 table_params = list(db_to_tables.get(db_id, {}).values())
             else:
                 table_params = []
-            
+
             if len(table_params) == 0:
                 yield f"[red] WARNING: No tables found for {db_id} [/red]"
-            
+
+            # Convert Table objects to dictionaries if they're already instantiated
+            processed_table_params = []
+            for table in table_params:
+                if isinstance(table, Table):
+                    processed_table_params.append(table.dict())
+                else:
+                    processed_table_params.append(table)
+
             text_to_sql_inputs.append(TextToSQLParams(
                 instruction=question,
                 database=db_id,
-                tables=table_params,
+                tables=processed_table_params,
             ))
 
         # Generate SQL