When you have a literal value for a list, tuple, or dictionary spread across
multiple lines, it's easier to add more elements because you don't have to
-remember to add a comma to the previous line. The lines can also be sorted in
-your editor without creating a syntax error.
+remember to add a comma to the previous line. The lines can also be reordered
+without creating a syntax error.
Accidentally omitting the comma can lead to errors that are hard to diagnose.
For example::