Update app.py

app.py

@@ -25,7 +25,7 @@ def release_backend(index):
     backend_locks[index].release()
 
 # Define the function to answer questions
-pipe = pipeline("question-answering", model="google-bert/bert-large-uncased-whole-word-masking-finetuned-squad")
+pipe = pipeline("question-answering", model="deepset/roberta-base-squad2")
 
 # Define the function to answer questions
 def get_answer(text):