随机生成验证码

# import random
# print(random.random())             #0-1的小数
# print(random.randint(1,3))         #包括1和3
# print("--",random.randrange(1,3))  #不包括1和3

#随机生成四位验证码
import random
checkcode = ‘‘
for i in range(4):
    current = random.randrange(0,4)
    if current != i:
        temp = chr(random.randint(65,90))
    else:
        temp = random.randint(0,9)
    checkcode += str(temp)
print(checkcode)
    #KS3G


#随机生成8位验证码
import string

print(string.ascii_lowercase)
    #abcdefghijklmnopqrstuvwxyz
print(string.digits)
    #0123456789

obj = random.sample(string.ascii_lowercase+string.digits,8)
print(obj)
    #[‘i‘, ‘m‘, ‘o‘, ‘9‘, ‘6‘, ‘p‘, ‘g‘, ‘0‘]
row = "".join(random.sample(string.ascii_lowercase+string.digits,8))
print(row)
    #417x6kyt