增强sengments_agent异常处理

docutranslate/agents/segments_agent.py

@@ -47,6 +47,8 @@ Warning: Never wrap the entire JSON object in quotes to make it a single string.
     def _result_handler(self, result: str, origin_prompt: str, logger: Logger):
         try:
             result = json_repair.loads(result)
+            if not isinstance(result,dict):
+                raise ValueError("agent返回结果不是dict的json形式")
         except:
             logger.error("结果不能正确解析")
             return self._error_result_handler(origin_prompt, logger)
@@ -105,7 +107,7 @@ Warning: Never wrap the entire JSON object in quotes to make it a single string.
             try:
                 for key, val in chunk.items():
                     if key in indexed_translated:
-                        indexed_translated[key] = val
+                        indexed_translated[key] = str(val)
             except JSONDecodeError as e:
                 self.logger.info(f"json解析错误，解析文本:{chunk}，错误:{e.__repr__()}")
             except ValueError as e: