1. Learn
    2. /
  2. Courses
    3. /
  3. Python Data Science Toolbox (Part 1)

Exercise

The keyword nonlocal and nested functions

Let's once again work further on your mastery of scope! In this exercise, you will use the keyword nonlocal within a nested function to alter the value of a variable defined in the enclosing scope.

Instructions

100 XP
  • Assign to echo_word the string word, concatenated with itself.
  • Use the keyword nonlocal to alter the value of echo_word in the enclosing scope.
  • Alter echo_word to echo_word concatenated with '!!!'.
  • Call the function echo_shout(), passing it a single argument 'hello'.