Update app.py

app.py

@@ -71,7 +71,7 @@ def generate_answer(question, context, ground_truth, do_pretrained, do_natural):
     generated_answer = tokenizer.decode(generated_ids[0], skip_special_tokens=True)
 
     # Paraphrase answer
-    paraphrase_answer = ""
+    paraphrased_answer = ""
     if do_natural:
         paraphrased_answer = paraphrase_answer(question, generated_answer)