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https://issues.apache.org/jira/browse/BEAM-10227?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17130938#comment-17130938
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Valentyn Tymofieiev commented on BEAM-10227:
--------------------------------------------
Also filed: https://github.com/pypa/packaging/issues/314
> python_version qualifiers are ignored for typing dependency.
> ------------------------------------------------------------
>
> Key: BEAM-10227
> URL: https://issues.apache.org/jira/browse/BEAM-10227
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Valentyn Tymofieiev
> Assignee: Valentyn Tymofieiev
> Priority: P2
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> {noformat}
> :~$ docker -- run -it --entrypoint=/bin/bash
> gcr.io/cloud-dataflow/v1beta3/python3:2.22.0
> root@bcd3693fbfa1:/# python --version
> Python 3.5.9
> root@bcd3693fbfa1:/# pip install 'typing; python_version < "3.5"'
> Ignoring typing: markers 'python_version < "3.5"' don't match your environment
> root@bcd3693fbfa1:/# pip install 'typing; python_version < "3.5.3"'
> Collecting typing
> Downloading typing-3.7.4.1-py3-none-any.whl (25 kB)
> Installing collected packages: typing
> Successfully installed typing-3.7.4.1
> {noformat}
> The second download should not be happening according to the expressed
> intent, but it does. using python_full_version fixes that. See also:
> https://www.python.org/dev/peps/pep-0508/.
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