# -*- coding: utf-8 -*- import random def generate_verification_code():     ''' 随机生成6位的验证码 '''     code_list = []     for i in range(10): # 0-9数字         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)  # 从list中随机获取6个元素，作为一个片断返回     verification_code = ''.join(myslice) # list to string     # print code_list     # print type(myslice)     return verification_code def generate_verification_code2():     ''' 随机生成6位的验证码 '''     code_list = []     for i in range(2):         random_num = random.randint(0, 9) # 随机生成0-9的数字         # 利用random.randint()函数生成一个随机整数a，使得65<=a<=90         # 对应从“A”到“Z”的ASCII码         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

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