python: padding punctuation with white spaces (keeping punctuation)

Question

What is an efficient way to pad punctuation with whitespace?

input:

s = \'bla. bla? bla.bla! bla...\'

desired output:

Answer 1

If you use python3, use the maketrans() function.

import string   
text = text.translate(str.maketrans({key: " {0} ".format(key) for key in string.punctuation}))