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https://issues.apache.org/jira/browse/ARROW-6015?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16919847#comment-16919847
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Antoine Pitrou commented on ARROW-6015:
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This can of issue depends on which DLLs are already installed on your system.
So if the wheel is missing e.g. some compression libraries (such as zstd or
brotli) but you have them on your system already, the wheel will work fine for
you. This is also what makes it more difficult to ensure that Windows wheels
are correctly generated...
> [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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