Created
July 8, 2017 14:49
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Python absolute import
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| ``` | |
| file sqlalchemy/orm/mapper.py | |
| ``` | |
| from __future__ import absoute_import | |
| from collections import deque |
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file system
sqlalchemy/
...
orm/
init.py
mapper.py
...
在 mapper.py 中导入 collections 将会出现模糊,
是导入项目中的还是Python 标准库,
此时用 future 模块将会使用绝对导入,会从sys中选择