关于 Python 项目结构的问题,你们的 utils.py log.py 都是怎么放的? - V2EX
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关于 Python 项目结构的问题,你们的 utils.py log.py 都是怎么放的?

  •  1
     
  •   whx20202 2017-03-07 11:42:26 +08:00 4427 次点击
    这是一个创建于 3172 天前的主题,其中的信息可能已经有所发展或是发生改变。

    比如

    main.py human/ white_people.py black_people.py animals/ cat.py dog.py log.py utils.py 

    如果 human 里的文件和 animals 里面的文件都想用 utils.py 或者 log.py,那就得向上级引用,有人说是设计不合理

    各位怎么处理这个问题的

    9 条回复    2017-03-07 18:47:35 +08:00
    qianlv
        1
    qianlv  
       2017-03-07 12:35:33 +08:00
    qianlv
        2
    qianlv  
       2017-03-07 12:36:16 +08:00
    看错....
    rogerchen
        3
    rogerchen  
       2017-03-07 12:46:39 +08:00
    @qianlv
    你说得没错,就是要弄成 package ,这样 submodule 之间就能互相引用了。

    细则参考
    https://docs.python.org/2/tutorial/modules.html#intra-package-references
    PythonAnswer
        4
    PythonAnswer  
       2017-03-07 12:49:50 +08:00
    absolute import

    ```python
    # dog.py
    from package.log import Logger
    from package.utils import clean_dog_shit
    zjuhwc
        5
    zjuhwc  
       2017-03-07 12:51:19 +08:00 via iPhone   1
    不要用相对路径,不然之后调整结构很麻烦,统一从项目根目录开始 import ,然后开发的时候把项目根目录加到 python 模块搜索路径
    rogerchen
        6
    rogerchen  
       2017-03-07 12:52:19 +08:00
    忘了说了, py2 还得
    from __future__ import absolute_import

    决策背景和最佳实践参见 PEP 328
    https://www.python.org/dev/peps/pep-0328/#rationale-for-absolute-imports
    izoabr
        7
    izoabr  
       2017-03-07 12:58:00 +08:00
    自己建了一个 libs 库
    billgreen1
        8
    billgreen1  
       2017-03-07 18:45:33 +08:00 via iPhone
    试试 cockiecutter
    RealLiuSha
        9
    RealLiuSha  
       2017-03-07 18:47:35 +08:00
    aimee/
    ├── __init__.py
    ├── app.py
    ├── common -- log
    ├── config.py
    ├── handlers
    ├── model
    ├── static
    └── templates
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