v0.64

What's Changed

• Fixed issue with loading all-zero sparse matrices, as the data and ir… by @SebastiaanBreedveld in #57
• Add unittests for empty sparse matrix loading by @skjerns in #58
• Fix #55: unconditional np.squeeze() can lead to data loss by @valp124 in #59

New Contributors

• @SebastiaanBreedveld made their first contribution in #57
• @valp124 made their first contribution in #59

Full Changelog: v0.63...v0.64