Save current state before cleaning up duplicate MCP server files

examples/mcp_client_example.py

@@ -8,9 +8,9 @@ AgentCoordinator MCP server programmatically.
 
 import json
 import subprocess
-import sys
 import uuid
-from typing import Dict, Any, Optional
+from typing import Any, Dict, Optional
+
 
 class AgentCoordinatorMCP:
     def __init__(self, launcher_path: str = "./scripts/mcp_launcher.sh"):
@@ -190,4 +190,4 @@ def demo():
         client.stop()
 
 if __name__ == "__main__":
-    demo()
+    demo()