Python re.sub(): how to substitute all 'u' or 'U's with 'you'

Question

I am doing some text normalization using python and regular expressions. I would like to substitute all \'u\'or \'U\'s with \'you\'. Here is what I have done so far:

Answer 1

Another possible solution I came up with was:

re.sub(r'([uU]+(.)?\s)',' you ', text)