python 中 from ... import 包时包前面有一个点(.)

深碍√TFBOYSˉ_ 2022-04-16 01:22 225阅读 0赞

近期在看源码时发现了这个问题，百度了半天没有查到，在StackOverflow上找到了，记录一下

类似的代码就像这种，from后面的包前面有一个点

from ._utils import _import_dotted_name
    from ._utils_internal import get_file_path, prepare_multiprocessing_environment
    from .version import __version__
    from ._six import string_classes as _string_classes

[https://stackoverflow.com/questions/7279810/what-does-a-in-an-import-statement-in-python-mean][https_stackoverflow.com_questions_7279810_what-does-a-in-an-import-statement-in-python-mean]

[https://stackoverflow.com/questions/22511792/python-from-dotpackage-import-syntax][https_stackoverflow.com_questions_22511792_python-from-dotpackage-import-syntax]

[https://docs.python.org/3/tutorial/modules.html\#importing-from-a-package            ][https_docs.python.org_3_tutorial_modules.html_importing-from-a-package_]见6.4.2. Intra-package References

[https://docs.python.org/release/2.5.2/ref/import.html\#tok-relative\_module][https_docs.python.org_release_2.5.2_ref_import.html_tok-relative_module]

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[https_stackoverflow.com_questions_7279810_what-does-a-in-an-import-statement-in-python-mean]: https://stackoverflow.com/questions/7279810/what-does-a-in-an-import-statement-in-python-mean
[https_stackoverflow.com_questions_22511792_python-from-dotpackage-import-syntax]: https://stackoverflow.com/questions/22511792/python-from-dotpackage-import-syntax
[https_docs.python.org_3_tutorial_modules.html_importing-from-a-package_]: https://docs.python.org/3/tutorial/modules.html#importing-from-a-package
[https_docs.python.org_release_2.5.2_ref_import.html_tok-relative_module]: https://docs.python.org/release/2.5.2/ref/import.html#tok-relative_module
[Link 1]: https://fy.iciba.com
[PDF_PC]: https://hoplink.ksosoft.com/oi5p