hdf5_buffer_send.py

filter_tables = tables.Filters(complib='blosc', complevel=0)

def hser(data):
    h5file = tables.open_file("in-memory", "w", driver="H5FD_CORE", driver_core_backing_store=0)
    h5file.create_table(h5file.root, "array", data, filters=filter_tables)
    fi = h5file.get_file_image()
    h5file.close()
    return fi

def hdes(sdata):
    h5_file = tables.open_file("in-memory", mode="r", driver="H5FD_CORE", driver_core_image=sdata, driver_core_backing_store=0)
    sdatax =  h5_file.root.array[:]
    h5_file.close()  
    return sdatax