fix requirements & launch

app.py

@@ -3,10 +3,12 @@ import os
 
 from smolagents import InferenceClientModel, CodeAgent, MCPClient
 
+mcp_client = None
 
 try:
     mcp_client = MCPClient(
-        {"url": "https://abidlabs-mcp-tool-http.hf.space/gradio_api/mcp/sse", "transport": "sse"}
+        {"url": "https://abidlabs-mcp-tool-http.hf.space/gradio_api/mcp/sse", "transport": "sse"},
+        structured_output=False
     )
     tools = mcp_client.get_tools()
 
@@ -21,6 +23,19 @@ try:
         description="This is a simple agent that uses MCP tools to answer questions.",
     )
 
-    demo.launch()
+    if __name__ == "__main__":
+        demo.launch()
+except Exception as e:
+    print(f"Error: {e}")
+    # Fallback demo without MCP tools
+    demo = gr.ChatInterface(
+        fn=lambda message, history: "MCP client connection failed. Please check the configuration.",
+        type="messages",
+        title="MCP Client (Connection Failed)",
+        description="Could not connect to MCP server.",
+    )
+    if __name__ == "__main__":
+        demo.launch()
 finally:
-    mcp_client.disconnect()
+    if mcp_client is not None:
+        mcp_client.disconnect()

requirements.txt

@@ -1,2 +1,4 @@
-gradio[mcp]
-smolagents[mcp]
+gradio>=4.44.1
+smolagents[mcp]
+websockets
+mcp