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import random
#产生一个0到1的随机浮点数
print(random.random())
#1到20的随机数
print(random.randint(1,20))
#1到2的随机数
print(random.randrange(1,3))
#取带范围的浮点数
print(random.uniform(1,10))
#产生随机字符 abcdef 中的一个
print(random.choice("abcdef"))
#取多个字符
print(random.sample("abcdef",3))
#取随机字符串
print(random.choice(["chenpeng","fengyong","guapi","zelin"]))
#洗牌功能
t = [1,2,3,4,5,6,7,"j","q"]
print(t)
random.shuffle(t)
print(t)
简单实现验证码
import random
checkcode = ''
for i in range(6):
judge = random.randint(0,1)
if(judge==1):
temp = random.randint(0, 9)
else:
#temp = random.choice("abcdefghijklmnoporstuvwxyz")
temp = chr(random.randint(65,90))
checkcode+=str(temp)
print(checkcode)