Update app.py

app.py

@@ -20,7 +20,7 @@ def generate_context(text):
         input=[text],
         model=embed_model
     ).data[0].embedding
-    result = index.query(vector=res, top_k=7, include_metadata=True)
+    result = index.query(vector=res, top_k=20, include_metadata=True)
     contexts = []
     contexts = contexts + [x['metadata']['text'] for x in result['matches']]
     return contexts