Update app.py

app.py

@@ -7,7 +7,7 @@ Original file is located at
     https://colab.research.google.com/drive/1_WrPpqQ6ep13S0Jiy-9bMyWea_EPEw4_
 """
 
-pip install transformers
+import streamlit as st
 from transformers import pipeline, GPT2LMHeadModel, GPT2Tokenizer
 
 # Load pre-trained GPT-2 model and tokenizer