Random String Generator

モノッそい簡単です

def randomstr(length):
    stri = 'abcdefghijklmnopqrsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
    return ''.join([random.choice(stri) for x in xrange(length)])

参考と言うか、出所：Bright-Green.com: Generating a random string