Python/Django: How to remove extra white spaces & tabs from a string?

Question

I\'m building a website with Python/Django. Users submit tags. Each tag can contain multiple words. Each tag has an ID number. I want to make sure tags that are formatted sl

Answer 1

This function removes everything which is not digit in a string. I use it all over the place.

def parseInt(string):
    if isinstance(string, (str, int, unicode)):
        try:
            digit = int(''.join([x for x in string if x.isdigit() ]))
        except ValueError:
            return False
        else:
            return digit
    else:
        return False