h5py
(and underlying HDF5 library) does not work with Python multiprocessing. It is a known issue.
This thread has some discussion and possible workarounds: HDF5 Multi Threaded Alternative
h5py
(and underlying HDF5 library) does not work with Python multiprocessing. It is a known issue.
This thread has some discussion and possible workarounds: HDF5 Multi Threaded Alternative