Bug#1053314: Depends: python3-h5py-mpi without python3-h5py

[Rafael Laboissière]

* Nilesh Patra <nilesh at riseup.net> [2023-10-04 02:24]:

> On Sun, 01 Oct 2023 15:25:43 +0200 Drew Parsons <dparsons at debian.org> wrote:
>> Package: xmds2
>> Version: 3.1.0+dfsg2-4
>> Severity: serious
>> Justification: debci
>>
>> xmds2 Depends: python3-h5py-mpi without depending on python3-h5py
>>
>> python3-h5py-mpi only provides the h5py._debian_h5py_mpi namespace, 
>> not h5py.  Hence tests using h5py without specifying _debian_h5py_mpi 
>> fail.  This is the case with h5py 3.9.0. (Marking Severity: serious due 
>> to debci failure)
>>
>> python3-h5py provides the h5py namespace, so if xmds2 strictly needs 
>> the mpi build, but accessing via the generic h5py namespace, then the 
>> Depends should specify both packages 
>>  Depends: python3-h5py python3-h5py-mpi 
>> Note there seems to be an inconsistency in the xmds2 package 
>> configuration. It has MPI dependencies (python3-h5py-mpi, also 
>> mpi-default-dev, libfftw3-mpi-dev), but with respect to hdf5 it has 
>> Depends: libhdf5-serial-dev 
>> Should that instead be 
>> Depends: libhdf5-mpi-dev ?
>
> Seems you're right, taking a brief look at it. I've CC'ed Rafael to further comment/upload a fix.
>
> @Rafael, this seems to be the last blocker on h5py transition to testing, so prompt action would 
> be really cool!

Thanks to Drew for the bug report and Nilesh for the remainder. I was 
out of town these last days and could not react to your messages. I am 
taking a look at the issue right now.

Best,

Rafael