Update app.py

app.py

@@ -21,4 +21,5 @@ def message(req):
     )
     return tokenizer.decode(output[0], skip_special_tokens=True)
 
-uvicorn.run(app, host="0.0.0.0", port=7860)
+if __name__ == "__main__":
+    uvicorn.run(app, host="0.0.0.0", port=7860)