diff --git a/python/1_0_Intro_Python.ipynb b/python/1_0_Intro_Python.ipynb
index 5594124..d001d8f 100644
--- a/python/1_0_Intro_Python.ipynb
+++ b/python/1_0_Intro_Python.ipynb
@@ -137,3 +137,4 @@
  "nbformat": 4,
  "nbformat_minor": 1
 }
+echo "The time is $(date)."