diff --git a/python_core/utils/jsonrpc_enhanced.py b/python_core/utils/jsonrpc_enhanced.py
index e770b6d..0087162 100644
--- a/python_core/utils/jsonrpc_enhanced.py
+++ b/python_core/utils/jsonrpc_enhanced.py
@@ -12,6 +12,7 @@ import sys
 import time
 import uuid
 import asyncio
+from uuid import uuid4
 from typing import Any, Dict, Optional, Union, Callable, List
 from dataclasses import dataclass, asdict
 from enum import Enum
@@ -238,7 +239,7 @@ def create_response_handler() -> EnhancedJSONRPCResponse:
     """创建响应处理器"""
     return EnhancedJSONRPCResponse(uuid4())
 
-from uuid import uuid4
+
 def create_progress_reporter(total: int = 100) -> EnhancedProgressReporter:
     """创建进度报告器"""
     return EnhancedProgressReporter(uuid4(), total)