last commit introduced a bug by having metadata['id'] set to dict, he didnt notice since gemini which he used doesnt set that. There was also a bug in the call_args creation, json.dumps is supposed to be called when args_json attribute doesnt exist

Author: Varnavas

examples/pydantic_ai_examples/weather_agent_gradio.py

@@ -36,13 +36,13 @@ async def stream_from_agent(prompt: str, chatbot: list[dict], past_messages: lis
                     call_args = (
                         call.args.args_json
                         if hasattr(call.args, 'args_json')
-                        else json.dumps(call.args.args_dict)
+                        else json.dumps(call.args)
                     )
                     metadata = {
                         'title': f'🛠️ Using {TOOL_TO_DISPLAY_NAME[call.tool_name]}',
                     }
                     if call.tool_call_id is not None:
-                        metadata['id'] = {call.tool_call_id}
+                        metadata['id'] = call.tool_call_id
 
                     gr_message = {
                         'role': 'assistant',