Python generates a random six bit captcha code share

1. Generate source code

# -*- coding: utf-8 -*-
import random
def generate_verification_code():

    '''  Randomly generated 6 Bit verification code  '''

    code_list = []

    for i in range(10): # 0-9 digital 

        code_list.append(str(i))

    for i in range(65, 91): # A-Z

        code_list.append(chr(i))

    for i in range(97, 123): # a-z

        code_list.append(chr(i))
    myslice = random.sample(code_list, 6)  #  from list Medium random acquisition 6 Element, returned as a fragment 

    verification_code = ''.join(myslice) # list to string

    # print code_list

    # print type(myslice)

    return verification_code
def generate_verification_code2():

    '''  Randomly generated 6 Bit verification code  '''

    code_list = []

    for i in range(2):

        random_num = random.randint(0, 9) #  Randomly generated 0-9 The number of 

        #  using random.randint() The function generates a random integer a , 65<=a<=90

        #  Should be" A "To" Z " ASCII code 

        a = random.randint(65, 90)

        b = random.randint(97, 122)

        random_uppercase_letter = chr(a)

        random_lowercase_letter = chr(b)
        code_list.append(str(random_num))

        code_list.append(random_uppercase_letter)

        code_list.append(random_lowercase_letter)

    verification_code = ''.join(code_list)

    return verification_code
if __name__ == '__main__':

    code = generate_verification_code()

    code2 = generate_verification_code2()

    print code

    print code2

One of the generated results is as follows:

gF5UzK 

2Cb1Aa