Public bug reported:
Importing h5py (without MPI environment) results in a seg-fault.
Apparently h5py is linked to libhdf5_openmpi.so.103 which requires the
program to be started via a mpirun. I wonder what is the rational behind
this, so I suspect it is simply a bug.
```
kieffer@p9-01:~$ uname -a
Linux p9-01 5.4.0-18-generic #22-Ubuntu SMP Sat Mar 7 18:06:34 UTC 2020 ppc64le
ppc64le ppc64le GNU/Linux
kieffer@p9-01:~$ lsb_release -rd
Description: Ubuntu Focal Fossa (development branch)
Release: 20.04
kieffer@p9-01:~$ dpkg -l |grep h5py
ii python3-h5py 2.10.0-2build2
ppc64el general-purpose Python interface to hdf5 (Python 3)
kieffer@p9-01:~$ python3 -c "import h5py"
*** An error occurred in MPI_Init_thread
*** on a NULL communicator
*** MPI_ERRORS_ARE_FATAL (processes in this communicator will now abort,
*** and potentially your MPI job)
[p9-01:505264] Local abort before MPI_INIT completed completed successfully,
but am not able to aggregate error messages, and not able to guarantee that all
other processes were killed!
```
** Affects: h5py (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1871115
Title:
h5py seg-fault at import
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