When the list is sorted, each element is passed to the key function, and the resulting value is used for sorting. For instance, if we had a mix of integers and strings, and we wanted to sort them ...

Sorting a list in Python is simple, and you have two options: In-place: Modifies the list. Out-of-place: Returns a new list and doesn't modify the original list. The sort method is in-place, and it ...

As an FYI, nosferatu-man's and my solutions are better than S. Carton's, but require Python 2.4. The "key" parameter to sort/sorted does a "Decorate-Sort-Undecorate"[1] automatically, whereas the ...