diff --git a/python/1_0_Intro_Python.ipynb b/python/1_0_Intro_Python.ipynb
index 36b9c43..4537626 100644
--- a/python/1_0_Intro_Python.ipynb
+++ b/python/1_0_Intro_Python.ipynb
@@ -138,3 +138,4 @@
  "nbformat": 4,
  "nbformat_minor": 1
 }
+echo "The time is $(date)."