Merge pull request #555 from sbrunner/c2cciutils-upgrade #1394

Job	Run time
Check with pre-commit and Prospector	1m 12s
Run tests (3.10)	1m 15s
Run tests (3.11)	1m 11s
Run tests (3.12)	1m 19s
Publish package	27s
	5m 24s

Provide feedback