Create utils.py

utils.py

@@ -0,0 +1,14 @@
+import inspect
+import textwrap
+
+import streamlit as st
+
+
+def show_code(demo):
+    """Showing the code of the demo."""
+    show_code = st.sidebar.checkbox("Show code", True)
+    if show_code:
+        # Showing the code of the demo.
+        st.markdown("## Code")
+        sourcelines, _ = inspect.getsourcelines(demo)
+        st.code(textwrap.dedent("".join(sourcelines[1:])))