added both files for secons testing example

ChrisBarker-NOAA · ChrisBarker-NOAA · commit 0a3cfa9fad8d · 2025-09-25T01:25:24.000-07:00
diff --git a/source/exercises/unit_testing/unit_testing.rst b/source/exercises/unit_testing/unit_testing.rst
@@ -97,6 +97,10 @@ Another Example:
 
 Here's another example from the codingbat site:
 
+:download:`sum_13.py <sum_13.py>`
+
+and 
+
 :download:`test_sum_13.py <test_sum_13.py>`
 
 
diff --git a/source/index.rst b/source/index.rst
@@ -9,7 +9,7 @@ Programming in Python
 
 This site holds a set of materials for an introductory course in Python.
 
-THe course was originally developed by a wide variety of instructors for the 
+The course was originally developed by a wide variety of instructors for the 
 `University of Washington Professional and Continuing Education Python Certificate <https://www.pce.uw.edu/certificates/python-programming>`_
 `Introductory class <https://www.pce.uw.edu/courses/programming-in-python>`_
 
