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PanameraM
V2EX  ›  Python

问个关于函数参数的小问题

  •  
  •   PanameraM · Mar 17, 2017 · 1958 views
    This topic created in 3485 days ago, the information mentioned may be changed or developed.
    def api_register_user(*, email, name, passwd)
    

    上面的*是什么意思,头一次见到,不平常都是*arg 和**kw 么,这个啥意思呢?没搞明白

    2 replies  •  2017-03-17 21:29:43 +08:00
    kindjeff
        1
    kindjeff  
       Mar 17, 2017
    *后面的参数必须以关键字的形式传入。调用这个函数比如写 api_register_user(email=1, name=2, passwd=3),而不能写 api_register_user(1, 2, 3)
    PanameraM
        2
    PanameraM  
    OP
       Mar 17, 2017
    @kindjeff 感谢,懂了
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