Author: clsung

#!/usr/bin/env python

import string

import random

out_file = 'text_file.txt'

file_size = 1024 * 1024
rands = lambda x: ''.join(random.choice(string.letters + string.digits) for x in xrange(x))

with open(out_file, 'w') as f:

    f.write(rands(file_size))