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https://issues.apache.org/jira/browse/ARROW-3663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16670126#comment-16670126
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Uwe L. Korn edited comment on ARROW-3663 at 10/31/18 1:49 PM:
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Your pip version is too old. You need at least 8.x but your log says 1.5.4.
Once you have upgrade {{pip}} it should work.
was (Author: xhochy):
Your pip version is too old. You need at least 8.x but your log sys 1.5.4.
> pyarrow install via pip3 fails with error no module named Cython
> ----------------------------------------------------------------
>
> Key: ARROW-3663
> URL: https://issues.apache.org/jira/browse/ARROW-3663
> Project: Apache Arrow
> Issue Type: Bug
> Affects Versions: 0.11.1
> Reporter: Rajshekhar K
> Assignee: Uwe L. Korn
> Priority: Trivial
>
> Hi Team,
>
> The issue is reproducible :
> # pip3 install pyarrow
> Fails installation with no module name Cython. Seems it's not mentioned in
> the requirements or something.
>
> {code:java}
> Downloading pyarrow-0.10.0.tar.gz (2.1MB): 2.1MB downloaded
> Running setup.py (path:/tmp/pip_build_root/pyarrow/setup.py) egg_info for
> package pyarrow
> Traceback (most recent call last):
> File "<string>", line 17, in <module>
> File "/tmp/pip_build_root/pyarrow/setup.py", line 29, in <module>
> from Cython.Distutils import build_ext as _build_ext
> ImportError: No module named 'Cython'
> Complete output from command python setup.py egg_info:
> Traceback (most recent call last):
> File "<string>", line 17, in <module>
> File "/tmp/pip_build_root/pyarrow/setup.py", line 29, in <module>
> from Cython.Distutils import build_ext as _build_ext
> ImportError: No module named 'Cython'
> ----------------------------------------
> Cleaning up...
> {code}
>
>
> Tested on Environment: ubuntu14.04
> Pip version:
> {noformat}
> pip 1.5.4 from /usr/lib/python3/dist-packages (python 3.4){noformat}
>
> Thanks,
>
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