Update app.py

app.py

@@ -359,18 +359,3 @@ if __name__ == "__main__":
     demo.launch()
 
 import os
-
-def test_langsmith():
-    print("=== Running LangSmith smoke test ===")
-    os.system("python langsmith_smoketest.py")
-    print("=== Done ===")
-
-with gr.Blocks() as demo:
-    ...
-    gr.Button("Run LangSmith Test").click(
-        test_langsmith, 
-        inputs=None, 
-        outputs=None
-    )
-
-demo.launch()