Python Random 함수

랜덤함수
1) random

>>> import random
>>> import string
>>> c = string.letters + string.digits
>>> c
'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'

>>> v = ''.join(random.sample(c, 6))
>>> v
'yxEeLl'

2) uuid

>>> import uuid
>>> uuid.uuid1()
UUID('8f9f01b8-923e-11e0-889b-1093e9020660')

>>> str(uuid.uuid1())
'98c3d57a-923e-11e0-ae95-1093e9020660'

>>> uuid.uuid4() 
UUID('6a81a0ca-dcfc-4024-883e-5abb29238b4d')

>>> str(uuid.uuid4()) 
'7ed3f7b9-84a5-4066-8e9c-e5e1bc370573' 

>>> str(uuid.uuid4()).replace("-", "")
'7ed3f7b984a54066-8e9ce5e1bc370573' 

3) os

>>> import os
>>> import binascii
>>> os.urandom(16)
'h\xb4\xaa<\x12\xa5\xc8\xaf\xa2sCr\x93\x01f\xdc'

>>> binascii.hexlify(os.urandom(16))
'7a26ada27ace29eb422c04efe7313526'

>>> int(binascii.hexlify(os.urandom(16)), 16)
69812220901636122490437131090184792388L 

4) 기타

>>> random.random()
0.37444887175646646

>>> random.uniform(1, 10)
1.1800146073117523

>>> random.randint(1, 10)
7

>>> random.randrange(0, 101, 2)
26

>>> random.choice('abcdefghij')
'c'

>>> items = [1, 2, 3, 4, 5, 6, 7]
>>> random.shuffle(items)
>>> items
[7, 3, 2, 5, 6, 4, 1]

>>> random.sample([1, 2, 3, 4, 5],  3)
[4, 1, 5]