added radio button

app.py

@@ -3,7 +3,7 @@ import image2text
 import text2image
 import home
 
-PAGES = {"Home": home, "Text to Image": text2image, "Image to Text": image2text}
-st.sidebar.title("Navigation")
-page = st.sidebar.selectbox("Choose a task", list(PAGES.keys()))
+PAGES = {"Introduction": home, "Text to Image": text2image, "Image to Text": image2text}
+st.sidebar.title("Explore our CLIP-Italian demo")
+page = st.sidebar.radio("", list(PAGES.keys()))
 PAGES[page].app()

image2text.py

@@ -0,0 +1,4 @@
+import streamlit as st
+
+def app():
+    pass