Update app.py

app.py

@@ -77,7 +77,7 @@ def generate(
         top_k=top_k,
         temperature=temperature,
         num_beams=1,
-        repetition_penalty=0,
+        repetition_penalty=0.0,
     )
     t = Thread(target=model.generate, kwargs=generate_kwargs)
     t.start()