That's quite likely indeed.

A bit worrying is that this should have been caught by our unit tests.

Regards

Antoine.



Le 05/07/2019 à 10:02, Weston Steimel a écrit :
> Hello,
> 
> I wonder if perhaps that may be due to the work done for reducing the wheel
> size in https://issues.apache.org/jira/browse/ARROW-5082?
> 
> On Thu, Jul 4, 2019 at 10:06 PM Stestagg <stest...@gmail.com> wrote:
> 
>> 1) pip install pyarrow==0.14.0
>> 2) All the pyarrow files including, for example libarrow.so.14, but not
>> libarrow.so (hence the linker error)
>>
>> Reproducible on Python 3.7.2 on linux mint 19.1 and debian docker:
>>
>> Example dockerfile:
>> ```
>> FROM debian:unstable-slim
>>
>> RUN apt-get update && apt-get upgrade -y
>> RUN apt-get install -y python3 python3-dev
>> RUN apt-get install -y python3-pip
>>
>> RUN python3 -m pip install --upgrade pip
>> RUN pip3 install Cython pyarrow
>> COPY setup.py /root
>> COPY test.pyx /root
>> WORKDIR /root
>> RUN python3 setup.py build_ext --inplace
>> ```
>>
>> Where setup.py and test.pyx are the files listed above, with an added call
>> to numpy.get_include().
>>
>> Appending ' ==0.13.0' to the 'RUN pip3 install...' line above results in
>> the docker image building
>>
>> Steve
>>
>> On Thu, Jul 4, 2019 at 10:37 PM Antoine Pitrou <anto...@python.org> wrote:
>>
>>>
>>> Hi,
>>>
>>> 1) How did you install PyArrow?
>>>
>>> 2) What does /usr/local/lib/python3.7/dist-packages/pyarrow contain?
>>>
>>> Regards
>>>
>>> Antoine.
>>>
>>>
>>> Le 04/07/2019 à 22:10, Stestagg a écrit :
>>>> Hi
>>>>
>>>> I've got a cython module that links against PyArrow, using the
>>>> 'pyarrow.get_libraries()' associated methods.
>>>>
>>>> Builds on Windows and Linux are consitently failing against 0.14, but
>>>> working on 0.12 to 0.13.
>>>>
>>>> Linux gives:
>>>> x86_64-linux-gnu-g++ -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions
>>>> -Wl,-z,relro -Wl,-z,relro -g -fstack-protector-strong -Wformat
>>>> -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2
>>>> build/temp.linux-x86_64-3.7/test.o
>>>> -L/usr/local/lib/python3.7/dist-packages/pyarrow -larrow -larrow_python
>>> -o
>>>> /home/dduser/att/arrowtest.cpython-37m-x86_64-linux-gnu.so
>>>> /usr/bin/ld: cannot find -larrow
>>>> /usr/bin/ld: cannot find -larrow_python
>>>> collect2: error: ld returned 1 exit status
>>>> error: command 'x86_64-linux-gnu-g++' failed with exit status 1
>>>>
>>>> The windows build is more funky, but I'm still investigating.
>>>>
>>>> A minimal example is:
>>>>
>>>> setup.py:
>>>>
>>>> import pyarrow
>>>> from Cython.Build import cythonize
>>>> from distutils.command.build_clib import build_clib
>>>> from distutils.core import setup, Extension
>>>>
>>>>
>>>> OPTIONS = {
>>>>     'sources': ["test.pyx"],
>>>>     'language': "c++",
>>>>     'include_dirs':  [pyarrow.get_include()],
>>>>     'libraries': pyarrow.get_libraries(),
>>>>     'library_dirs': pyarrow.get_library_dirs()
>>>> }
>>>>
>>>> setup(
>>>>     name='arrowtest',
>>>>     ext_modules = cythonize(Extension("arrowtest",**OPTIONS)),
>>>>     cmdclass = {'build_clib': build_clib},
>>>>     version="0.1",
>>>> )
>>>>
>>>> test.pyx:
>>>>
>>>> import pyarrow as pa
>>>> cimport pyarrow.lib as pa
>>>>
>>>> Thanks
>>>>
>>>> Steve
>>>>
>>>
>>
> 

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