finish day 5

docs/day5.md

@@ -336,3 +336,27 @@ If we want our menu functions to be useful outside our menu app we have some wor
 12. Now type `update = menu.update_people()` and press ++enter++. Nothing should print.
 13. Wait a moment for "successfully updated people." to print to the terminal
 14. Type `people = menu.list_people(update)`. Your people should list! You successfully turned your menu into an importable package!
+15. Type `exit()` to exit.
+
+### Using our imported menu
+
+For our last trick we'll use our menu functions in a new program.
+
+1. Create a new file named "print_people.py"
+
+    ![print_people](img/day5/print.gif)
+
+2. Add the following:
+
+    ```python
+    from menu import update_people, list_people
+    from concurrent.futures import wait
+
+    update = update_people()
+    wait([update])
+    list_people(update)
+    ```
+
+3. Type `python print_people.py` and press ++enter++ to run your program. You should see your people print after a while.
+
+Congratulations! You've just imported a program you wrote to communciate with an API and used it to do something automatically.