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 ...

Python has reserved keywords. For example, you can't have a variable named if. print is not a reserved keyword because it's a built-in function - it's not part of the syntax. I don't believe there's ...