Re: pyarrow vc++ redistributable?

2020-10-06 Thread Wes McKinney
I'm not sure. It's hard to detect which DLL is failing to load causing the import error. It might be possible to write some kind of "diagnostic" function to try to determine whether this particular issue is causing the problem or something else (though to do this may require an external tool like

Re: pyarrow vc++ redistributable?

2020-10-06 Thread John Muehlhausen
Thanks, we will try to push conda. Is there any way to upgrade the import error to one that suggests installing the redistributable? On Tue, Oct 6, 2020 at 9:22 AM Wes McKinney wrote: > Since we use C++11, this requirement would occur with any Python > package that requires VS >= 2015 to

Re: Execute expression on filtered data [ptyhon][gandiva]

2020-10-06 Thread Kirill Lykov
I've created: https://issues.apache.org/jira/browse/ARROW-10197 I put priority "Trivial" -- not sure if it is correct. On Tue, Oct 6, 2020 at 3:41 PM Wes McKinney wrote: > This looks like something to improve in the Python bindings. Would you > like to open a JIRA issue about it? > > On Tue,

Re: pyarrow vc++ redistributable?

2020-10-06 Thread Wes McKinney
Since we use C++11, this requirement would occur with any Python package that requires VS >= 2015 to build. This is one of many reasons we recommend using conda to organizations because things like the VS runtime are automatically handled. I'm not sure if there's a way to equivalently handle this

pyarrow vc++ redistributable?

2020-10-06 Thread John Muehlhausen
"pip install pyarrow If you encounter any importing issues of the pip wheels on Windows, you may need to install the Visual C++ Redistributable for Visual Studio 2015." http://arrow.apache.org/docs/python/install.html Just now wading into the use of pyarrow on Windows. Users are confused and

Re: Execute expression on filtered data [ptyhon][gandiva]

2020-10-06 Thread Wes McKinney
This looks like something to improve in the Python bindings. Would you like to open a JIRA issue about it? On Tue, Oct 6, 2020 at 4:26 AM Kirill Lykov wrote: > > Hi, > > I'm trying to write a code in python which executes an expression on > filtered data. So I create a filter and later projector

[NIGHTLY] Arrow Build Report for Job nightly-2020-10-06-0

2020-10-06 Thread Crossbow
Arrow Build Report for Job nightly-2020-10-06-0 All tasks: https://github.com/ursa-labs/crossbow/branches/all?query=nightly-2020-10-06-0 Failed Tasks: - conda-linux-gcc-py37-aarch64: URL:

Execute expression on filtered data [ptyhon][gandiva]

2020-10-06 Thread Kirill Lykov
Hi, I'm trying to write a code in python which executes an expression on filtered data. So I create a filter and later projector for some expression but don't get how to combine those two in python: ```python import pyarrow as pa import pyarrow.gandiva as gandiva table =