Re: [starpu-devel] Subject: Feedback on ImportError when importing "starpu" in Python

[高家隆 <gaojialong@nudt.edu.cn>]

by running "ldd 
/usr/local/lib/python3.10/site-packages/starpu/starpupy.cpython-310-x86_64-linux-gnu.so"
here is what I got:
        linux-vdso.so.1 (0x00007ffd3f9db000)
        libstarpu-1.4.so.1 => /usr/local/lib/libstarpu-1.4.so.1 
(0x00007efe50600000)
        libpython3.10.so.1.0 => /lib/x86_64-linux-gnu/libpython3.10.so.1.0 
(0x00007efe50000000)
        libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007efe4fc00000)
        libOpenCL.so.1 => 
/usr/local/cuda/targets/x86_64-linux/lib/libOpenCL.so.1 (0x00007efe4f800000)
        libfxt.so.2 => /lib/x86_64-linux-gnu/libfxt.so.2 (0x00007efe50a61000)
        libsimgrid.so.3.34.1 => /opt/simgrid/lib/libsimgrid.so.3.34.1 
(0x00007efe4f000000)
        libstdc++.so.6 => /lib/x86_64-linux-gnu/libstdc++.so.6 
(0x00007efe4ec00000)
        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007efe50978000)
        libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 
(0x00007efe50958000)
        libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1 
(0x00007efe50927000)
        libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007efe5090b000)
        /lib64/ld-linux-x86-64.so.2 (0x00007efe50aab000)
        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007efe50904000)
        libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 
(0x00007efe508ff000)
        libboost_context.so.1.74.0 => 
/lib/x86_64-linux-gnu/libboost_context.so.1.74.0 (0x00007efe505fb000)
        libboost_stacktrace_backtrace.so.1.74.0 => 
/lib/x86_64-linux-gnu/libboost_stacktrace_backtrace.so.1.74.0 
(0x00007efe505e5000)
        libns3.39-csma-default.so => /usr/local/lib/libns3.39-csma-default.so 
(0x00007efe4ff8f000)
        libns3.39-network-default.so => 
/usr/local/lib/libns3.39-network-default.so (0x00007efe4e800000)
        libns3.39-point-to-point-default.so => 
/usr/local/lib/libns3.39-point-to-point-default.so (0x00007efe4ff08000)
        libns3.39-core-default.so => /usr/local/lib/libns3.39-core-default.so 
(0x00007efe4e400000)
        libns3.39-applications-default.so => 
/usr/local/lib/libns3.39-applications-default.so (0x00007efe4fa87000)
        libns3.39-internet-default.so => 
/usr/local/lib/libns3.39-internet-default.so (0x00007efe4dc00000)
        libns3.39-wifi-default.so => /usr/local/lib/libns3.39-wifi-default.so 
(0x00007efe4d200000)
        libns3.39-mobility-default.so => 
/usr/local/lib/libns3.39-mobility-default.so (0x00007efe4fe46000)
        libevent-2.1.so.7 => /lib/x86_64-linux-gnu/libevent-2.1.so.7 
(0x00007efe4fa33000)
        libgfortran.so.5 => /lib/x86_64-linux-gnu/libgfortran.so.5 
(0x00007efe4ce00000)
        libns3.39-stats-default.so => 
/usr/local/lib/libns3.39-stats-default.so (0x00007efe4f727000)
        libgsl.so.27 => /lib/x86_64-linux-gnu/libgsl.so.27 
(0x00007efe4ca00000)
        libgslcblas.so.0 => /lib/x86_64-linux-gnu/libgslcblas.so.0 
(0x00007efe4f6e5000)
        libns3.39-mpi-default.so => /usr/local/lib/libns3.39-mpi-default.so 
(0x00007efe4f697000)
        libmpi_cxx.so.40 => /lib/x86_64-linux-gnu/libmpi_cxx.so.40 
(0x00007efe4fe2c000)
        libmpi.so.40 => /lib/x86_64-linux-gnu/libmpi.so.40 
(0x00007efe4eec9000)
        libns3.39-bridge-default.so => 
/usr/local/lib/libns3.39-bridge-default.so (0x00007efe4ee9c000)
        libns3.39-traffic-control-default.so => 
/usr/local/lib/libns3.39-traffic-control-default.so (0x00007efe4eaba000)
        libns3.39-energy-default.so => 
/usr/local/lib/libns3.39-energy-default.so (0x00007efe4e77d000)
        libns3.39-spectrum-default.so => 
/usr/local/lib/libns3.39-spectrum-default.so (0x00007efe4c86d000)
        libns3.39-antenna-default.so => 
/usr/local/lib/libns3.39-antenna-default.so (0x00007efe4ee6d000)
        libns3.39-propagation-default.so => 
/usr/local/lib/libns3.39-propagation-default.so (0x00007efe4e6d1000)
        libquadmath.so.0 => /lib/x86_64-linux-gnu/libquadmath.so.0 
(0x00007efe4e689000)
        libsqlite3.so.0 => /lib/x86_64-linux-gnu/libsqlite3.so.0 
(0x00007efe4c720000)
        libopen-pal.so.40 => /lib/x86_64-linux-gnu/libopen-pal.so.40 
(0x00007efe4e34d000)
        libopen-rte.so.40 => /lib/x86_64-linux-gnu/libopen-rte.so.40 
(0x00007efe4db43000)
        libhwloc.so.15 => /lib/x86_64-linux-gnu/libhwloc.so.15 
(0x00007efe4e62d000)
        libevent_core-2.1.so.7 => 
/lib/x86_64-linux-gnu/libevent_core-2.1.so.7 (0x00007efe4ee38000)
        libevent_pthreads-2.1.so.7 => 
/lib/x86_64-linux-gnu/libevent_pthreads-2.1.so.7 (0x00007efe4fa2e000)
        libudev.so.1 => /lib/x86_64-linux-gnu/libudev.so.1 
(0x00007efe4ea90000)

And the default version seems to be starpu-1.4.


> -----原始郵件-----
> 發件人: "Samuel Thibault" <samuel.thibault@inria.fr>
> 發送時間:2023-11-06 17:31:54 (星期一)
> 收件人: 高家隆 <gaojialong@nudt.edu.cn>
> 抄送: starpu-devel@inria.fr
> 主題: Re: [starpu-devel] Subject: Feedback on ImportError when importing 
> "starpu" in Python
> 
> Hello,
> 
> 高家隆, le lun. 06 nov. 2023 14:51:20 +0800, a ecrit:
> >       File "/usr/local/lib/python3.10/site-packages/starpu/__init__.py", 
> > line
> >     17, in <module>
> >         from . import starpupy
> >     ImportError: /usr/local/lib/python3.10/site-packages/starpu/
> >     starpupy.cpython-310-x86_64-linux-gnu.so: undefined symbol:
> >     starpu_save_history_based_model
> 
> This looks like you are mixing different versions of StarPU?
> 
> You can make sure which libstarpu is actually used by running
> 
> ldd 
> /usr/local/lib/python3.10/site-packages/starpu/starpupy.cpython-310-x86_64-linux-gnu.so
> 
> and check that the starpu_save_history_based_model symbol really is in
> the libstarpu that is actually getting loaded, or fix your
> LD_LIBRARY_PATH in order to load the proper version.
> 
> Samuel