Update app.py

app.py

@@ -34,7 +34,7 @@ question_placeholder = st.empty()
 with question_placeholder:
     question = st.text_area('Enter question: ', key = 'question')
     
-if text:
+if context and question:
     st.subheader('MendoBERT')
     st.write(model(context=context, question=question))
     st.write("\n")