passwords.py

import string
from random import sample, choice
chars = string.letters + string.digits
length = 10

// chars = string.letters + string.digits + string.punctuation
chars = string.letters + string.digits + '!#$%&\()*+,./<=>?'

''.join(choice(chars) for _ in range(length))

@see https://docs.python.org/2/library/string.html