How do I multiply each element in a list by a number?

Question

I have a list:

my_list = [1, 2, 3, 4, 5]

How can I multiply each element in my_list by 5? The output should be:

Answer 1

You can do it in-place like so:

 l = [1, 2, 3, 4, 5]
 l[:] = [x * 5 for x in l]

This requires no additional imports and is very pythonic.