Update app.py

app.py

@@ -79,7 +79,7 @@ Only produce the summary after fully reading and understanding the input text.
         "stream": False,
         "max_tokens": 1000,
         "temperature": 0.2,
-        "presence_penalty": 0.2
+        "presence_penalty": 0.1,
         "frequency_penalty": 0.2,
         "extra_body": {"repetition_penalty": 0.7},
     }