Add demo pipeline

app.py

@@ -1,5 +1,25 @@
 import streamlit as st
+from transformers import pipeline
+
+# Add a title
+st.title('GPT Detection Demo')
+
+# Add 4 options for 4 models
+option = st.sidebar.selectbox(
+    'Which model do you want to use?',
+        ('GPT-2', 'GPT-3', 'GPT-Neo', 'GPT-J')
+)
+
+
+pipe = pipeline('text-generation', model=option)
+text = st.text_area('Enter text here', 'Type here')
+
+if st.button('Generate'):
+    st.write(pipe(text)[0]['generated_text'])
+
+
+
+
+
 
-x = st.slider('Select a value')
-st.write(x, 'squared is', x * x)