fix: #18132 when deepseek or qwq32 llm model , auto_generate name can not work

api/core/llm_generator/llm_generator.py

@@ -49,15 +49,19 @@ class LLMGenerator:
             response = cast(
                 LLMResult,
                 model_instance.invoke_llm(
-                    prompt_messages=list(prompts), model_parameters={"max_tokens": 100, "temperature": 1}, stream=False
+                    prompt_messages=list(prompts), model_parameters={"max_tokens": 1000, "temperature": 1}, stream=False
                 ),
             )
         answer = cast(str, response.message.content)
         cleaned_answer = re.sub(r"^.*(\{.*\}).*$", r"\1", answer, flags=re.DOTALL)
         if cleaned_answer is None:
             return ""
+        try:
             result_dict = json.loads(cleaned_answer)
             answer = result_dict["Your Output"]
+        except json.JSONDecodeError as e:
+            logging.exception("Failed to generate name after answer, use query instead")
+            answer = query
         name = answer.strip()
 
         if len(name) > 75: