Scramble text into oblivion

scramble.py

import random
import string

CHARS = string.letters + "             " + string.digits


def scramble(input, keep_length=True):
    output = []
    for x in input:
        output.append(random.choice(CHARS))
    return "".join(output)


if __name__ == '__main__':
    text = "This is my input text that should be scrambled."
    print(text)
    print(scramble(text))