Update app.py

app.py

@@ -19,6 +19,7 @@ def get_model():
   GPT2 = TFGPT2LMHeadModel.from_pretrained("gpt2-medium", pad_token_id=tokenizer.eos_token_id)
   return GPT2, tokenizer
 
+GPT2, tokenizer = get_model()
 c = 5
 with st.form(key='my_form'):
     prompt = st.text_input('Enter sentence:', '')