update bug fix in response

app.py

@@ -70,7 +70,7 @@ def print_answer(question, openai):   #openai_embeddings
         )["output_text"]
     )
     #print(response)
-    if len(r.split('\n')[-1].split())>2:
+    if len(response.split('\n')[-1].split())>2:
         response = response.split('\n')[0] + ', '.join([' <a href="' + response.split('\n')[-1].split()[i] + '" target="_blank"><u>Click Link' + str(i) + '</u></a>' for i in range(1,len(response.split('\n')[-1].split()))])
     else: 
         response = response.split('\n')[0] + ' <a href="' + response.split('\n')[-1].split() + '" target="_blank"><u>Click Link</u></a>'