fixed submit answers

agentcourse_unit4/api/agent_eval_api.py

@@ -38,7 +38,7 @@ class AgentEvalApi:
         request_body = {
             "username": username.strip(),
             "agent_code": agent_code,
-            "answers": [{"task_id": a.task_id, "submitted_answer": a.answer} for a in answers]
+            "answers": [{"task_id": a.task_id, "submitted_answer": str(a.answer)} for a in answers]
         }
         response = requests.post(self.submit_url, json=request_body, timeout=60)
         response.raise_for_status()

app.py

@@ -72,10 +72,10 @@ def run_and_submit_all(profile: gr.OAuthProfile | None):
         try:
             file_path = api_client.download_file(task_id) if len(file_name) > 0 else None
             submitted_answer = agent.run(question_text, file_path)
-            answers_payload.append(AnswerData(task_id=task_id, answer=submitted_answer))
+            answers_payload.append(AnswerData(task_id=task_id, answer=str(submitted_answer)))
             results_log.append({"Task ID": task_id, "Question": question_text, "Submitted Answer": submitted_answer})
 
-            time.sleep(40) # to not exceed free limits
+            time.sleep(50) # to not exceed free limits
         except Exception as e:
             print(f"Error running agent on task {task_id}: {e}")
             results_log.append({"Task ID": task_id, "Question": question_text, "Submitted Answer": f"AGENT ERROR: {e}"})