关于 python 接口的问题 - V2EX
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coolrice

关于 python 接口的问题

  •  
  •   coolrice May 10, 2015 3444 views
    This topic created in 4024 days ago, the information mentioned may be changed or developed.

    如果团队合作使用python开发,我需要一个方法并定义它(获取某一数据),但是需要别人来实现这个方法具体内容(查询数据库),但由于python动态语言的特性,我不能把方法的返回值也定义出来(像java的接口一样),这就有个问题,实现这个方法的人怎么知道返回什么类型的值呢?难道要我写明或口头告诉他?

    8 replies    2015-05-14 14:42:44 +08:00
    bcxx
        1
    bcxx  
       May 10, 2015
    文档……
    hebwjb
        2
    hebwjb  
       May 10, 2015
    >难道要我写明...
    coolrice
        3
    coolrice  
    OP
       May 10, 2015
    @bcxx 那我要在文档里写明喽?
    sing1ee
        4
    sing1ee  
       May 10, 2015
    protouf,thrift,messagepack?
    ipconfiger
        5
    ipconfiger  
       May 10, 2015
    你可以assert
    elvis_w
        6
    elvis_w  
       May 10, 2015   1
    czheo
        7
    czheo  
       May 11, 2015
    test driven
    clino
        8
    clino  
       May 14, 2015
    python也能有java接口类似的实现,如 zope.nterface
    比如buildbot就用它来定义接口
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