#隨機生成浮點數
print(random.random())
print(random.uniform(10,20))
print(random.uniform(20,10))
#隨機生成整數
print(random.randint(10,20))#生成n:10<=n<=20
隨機選取0到100間的偶數:
>>> import random
>>> random.randrange(0, 101, 2)
42
隨機字符:
>>> import random
>>> random.choice('abcdefg&#%^*f')
'd'
多個字符中選取特定數量的字符:
>>> import random
random.sample('abcdefghij',3)
['a', 'd', 'b']
多個字符中選取特定數量的字符組成新字符串:
>>> import random
>>> import string
>>> string.join(random.sample(['a','b','c','d','e','f','g','h','i','j'], 3)).r
eplace(" ","")
'fih'
隨機選取字符串:
>>> import random
>>> random.choice ( ['apple', 'pear', 'peach', 'orange', 'lemon'] )
'lemon'
洗牌:
>>> import random
>>> items = [1, 2, 3, 4, 5, 6]
>>> random.shuffle(items)
>>> items
[3, 2, 5, 6, 4, 1]