Creating a simple HDF5 test file with a single group and a single simple data set using the `h5py` Python bindings

create_hdf5_test_file.py

#!/usr/bin/env python3
#
# Creates a simple 3x3 HDF5 test file. The file will contain
# a single group and a single *simple* data set. The numbers
# from 1 to 9 will be distributed over the data.

import h5py

f = h5py.File("Simple.hdf5", "w")
d = f.create_dataset("Simple", (3,3), dtype='f')

d[0,0] = 1
d[0,1] = 2
d[0,2] = 3

d[1,0] = 4
d[1,1] = 5
d[1,2] = 6

d[2,0] = 7
d[2,1] = 8
d[2,2] = 9