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zhuxiaoxi
V2EX  ›  Python

请问 from . import xxx 是什么用法,在何时使用?

  •  
  •   zhuxiaoxi ·
    zhuxiaoxi · Jul 22, 2018 · 5978 views
    This topic created in 2867 days ago, the information mentioned may be changed or developed.
    4 replies    2018-07-23 07:02:05 +08:00
    SimbaPeng
        1
    SimbaPeng  
       Jul 22, 2018 via Android   ❤️ 1
    py3 的相对导入,包内的模块导入处于同一顶级包下的模块、包、命名空间用的
    frostming
        2
    frostming  
       Jul 22, 2018
    (.) 相对引用啊

    假如当前 package 名是 foo,相当于
    from foo import xxxx
    rogwan
        4
    rogwan  
       Jul 23, 2018 via Android
    相对路径优于绝对路径,否则换个地方就没法引用了
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