def test():
scene = Scene(1024)
instrument = Instrument('instrument', PackedTable((32, 32)))
sampling = Sampling(1000)
acq = Acquisition(instrument,
sampling,
scene,
nprocs_sampling=max(size // 2, 1))
print(acq.comm.rank, acq.instrument.detector.comm.rank, '/',
acq.instrument.detector.comm.size, acq.sampling.comm.rank, '/',
acq.sampling.comm.size)
