Update app.py

app.py

@@ -92,8 +92,7 @@ async def chat(query,history,sources,reports):
       huggingfacehub_api_token=HF_token,
       truncate = 1500,
       stop=["<|eot_id|>"],
-      streaming-True,
-      model_kwargs={})
+      streaming-True)
 
     
 # create rag chain