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【Python】Django Model 怎么使用 UUID 作为主键？

2024-08-16 05:27:52   219人阅读


>>> import uuid

print uuid.uuid3(uuid.uuid1(), ‘python.org‘)>>> # make a UUID based on the host ID and current time>>> uuid.uuid1()UUID(‘a8098c1a-f86e-11da-bd1a-00112444be1e‘)>>> # make a UUID using an MD5 hash of a namespace UUID and a name>>> uuid.uuid3(uuid.NAMESPACE_DNS, ‘python.org‘)UUID(‘6fa459ea-ee8a-3ca4-894e-db77e160355e‘)>>> # make a random UUID>>> uuid.uuid4()UUID(‘16fd2706-8baf-433b-82eb-8c7fada847da‘)>>> # make a UUID using a SHA-1 hash of a namespace UUID and a name>>> uuid.uuid5(uuid.NAMESPACE_DNS, ‘python.org‘)UUID(‘886313e1-3b8a-5372-9b90-0c9aee199e5d‘)>>> # make a UUID from a string of hex digits (braces and hyphens ignored)>>> x = uuid.UUID(‘{00010203-0405-0607-0809-0a0b0c0d0e0f}‘)>>> # convert a UUID to a string of hex digits in standard form>>> str(x)‘00010203-0405-0607-0809-0a0b0c0d0e0f‘>>> # get the raw 16 bytes of the UUID>>> x.bytes‘\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f‘>>> # make a UUID from a 16-byte string>>> uuid.UUID(bytes=x.bytes)UUID(‘00010203-0405-0607-0809-0a0b0c0d0e0f‘)

 

 

参考资料：

https://docs.python.org/2/library/uuid.html

http://www.cnblogs.com/dkblog/archive/2011/10/10/2205200.html

http://www.zhihu.com/question/19742113

http://stackoverflow.com/questions/8773438/django-how-do-i-use-uuidfield-from-django-extensions

http://www.cnblogs.com/lexus/archive/2012/05/04/2483272.html

http://stackoverflow.com/questions/33375347/django-uuidfield-issue

https://segmentfault.com/a/1190000007098492

http://blog.csdn.net/iloveyin/article/details/44852645

 

【Python】Django Model 怎么使用 UUID 作为主键？


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