Update reranker.py

reranker.py

@@ -14,5 +14,5 @@ def reranker(query, matches):
 
     scores = model.predict(pairs)
     top_indices = np.argsort(scores)[::-5]
-    top_results = ["Class: " + docs[index]["metadata"]["text"] for index in top_indices]
+    top_results = ["Class: " + matches[index]["metadata"]["text"] for index in top_indices]
     return top_results