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https://issues.apache.org/jira/browse/ARROW-6015?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16920201#comment-16920201
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Antoine Pitrou commented on ARROW-6015:
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Historical note: apparently I originally encountered the issue with Conda
packages, not Python wheels. That wouldn't happen today anymore :) . See
https://github.com/ContinuumIO/anaconda-issues/issues/202
> [Python] pyarrow wheel: `DLL load failed` when importing on windows
> --------------------------------------------------------------------
>
> Key: ARROW-6015
> URL: https://issues.apache.org/jira/browse/ARROW-6015
> Project: Apache Arrow
> Issue Type: Bug
> Components: Packaging, Python
> Affects Versions: 0.14.1
> Reporter: Ruslan Kuprieiev
> Priority: Major
> Labels: wheel
> Fix For: 0.15.0
>
>
> When installing pyarrow 0.14.1 on windows 10 x64 with python 3.7, you get:
> >>> import pyarrow
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> File "C:\Python37\lib\site-packages\pyarrow\__init__.py", line 49, in
> <module>
> from pyarrow.lib import cpu_count, set_cpu_count
> ImportError: DLL load failed: The specified module could not be found.
> On 0.14.0 everything works fine.
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