Update app.py

app.py

@@ -42,18 +42,18 @@ elif page == "NLP Techniques":
     """)
 
 # Pagination buttons
-if st.button("Previous Page"):
-    if page == "NLP Techniques":
-        st.experimental_set_query_params(page="Introduction to NLP")
-
-if st.button("Next Page"):
-    if page == "Introduction to NLP":
-        st.experimental_set_query_params(page="NLP Techniques")
-
-# Handle query params to set the active page
-query_params = st.experimental_get_query_params()
-if "page" in query_params and query_params["page"]:
-    page = query_params["page"][0]
+col1, col2 = st.columns(2)
+with col1:
+    if st.button("Previous Page"):
+        if current_page == "NLP Techniques":
+            st.experimental_set_query_params(page=pages[0])
+            st.experimental_rerun()  # Forces the app to rerun
+
+with col2:
+    if st.button("Next Page"):
+        if current_page == "Introduction to NLP":
+            st.experimental_set_query_params(page=pages[1])
+            st.experimental_rerun()  # Forces the app to rerun
 
 
 # Footer