import random
#随机整数:
print random.randint(1,50)
#随机选取0到100间的偶数:
print random.randrange(0, 101, 2)
#随机浮点数...:
print random.random()
print random.uniform(1, 10)
#随机字符:
print random.choice('abcdefghijklmnopqrstuvwxyz...,'w','v','u','t','s','r','q','p','o','n','m','l','k','j','i','h','g','f','e','d','c','b','a'], 5))
#随机选取字符串