Create code editor and run code with subprocess package

app.py

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+import streamlit as st
+import webpages as pg
+from webpages.navigation import navigation_bar as nv
+
+page_label = nv()
+
+# block for main pages
+if page_label == "Homepage":
+    pg.home()
+
+elif page_label == "BuffTeks Project":
+    pg.project()
+
+elif page_label == "About Classroom":
+    pg.classroom()
+
+elif page_label == "BuffTeks Event":
+    pg.event()
+
+elif page_label == "Join Us":
+    pg.join_us()
+
+# block of PythonX lessons
+elif page_label == "About PythonX":
+    pg.pythonx_homepage()    
+elif page_label == "Lesson1":
+    pg.pythonx_lesson1()
+elif page_label == "Lesson2":
+    pg.pythonx_lesson2()
+
+# block for testing page
+elif page_label == "Testing":
+    pg.testing()
+elif page_label == "Reference":
+    pg.reference()