<gh_stars>0
from string import ascii_letters, digits, punctuation
from random import SystemRandom
print(''.join(
    [SystemRandom().choice("{}{}{}".format(ascii_letters, digits, punctuation)
                           ) for i in range(50)]))

from string import ascii_letters, digits, punctuation
from random import SystemRandom
print(''.join(
    [SystemRandom().choice("{}{}{}".format(ascii_letters, digits, punctuation)
                           ) for i in range(50)]))