Update app.py

app.py

@@ -59,7 +59,7 @@ def retrieve_thoughts(query, n):
 
 
     chunks_1 = tier_1.groupby(['title', 'url']).apply(lambda x: "\n...\n".join(x.sort_values('id')['page_content'].values)).values
-    tier_1_adjusted = tier_1.groupby(['title', 'url').first().reset_index()[['title', 'url', 'score']]
+    tier_1_adjusted = tier_1.groupby(['title', 'url']).first().reset_index()[['title', 'url', 'score']]
     tier_1_adjusted['ref'] = range(1, len(tier_1_adjusted) + 1 )
     tier_1_adjusted['content'] = chunks_1