Update app.py

app.py

@@ -644,7 +644,7 @@ def build_demo(models):
 
 if __name__ == "__main__":
 
-    controller_url = "http://34.230.5.244:80"
+    controller_url = "http://34.204.15.62:80"
     host = "0.0.0.0"
     # port = "mlp-dgx-01.sh.intel.com"
     concurrency_count = 10