Update app.py

app.py

@@ -45,7 +45,7 @@ def respond(
     selected_references['similarity'] = scores.tolist()[0]
     sorted_references = selected_references.sort_values(by='similarity', ascending=False)
     print(sorted_references.shape[0])
-    sorted_references = sorted_references.iloc[:3]
+    sorted_references = sorted_references.iloc[:1]
     sorted_references = sorted_references.sort_values(by='similarity', ascending=True)
     print(sorted_references.shape[0])
     print(sorted_references['similarity'].tolist())