Update app.py

app.py

@@ -99,7 +99,7 @@ def wrap_model(model, tokenizer):
 
 
 
-def fetch_context(db, model, query, template, use_compressor=True):
+def fetch_context(db, model, model_name, query, template, use_compressor=True):
     """
     Perform similarity search and retrieve related context to query.
     I have stored large documents in db so I can apply compressor on the set of retrived documents to