I found an issue with the ordering and printing of group headers and footers, and I fixed that; the current release 1.3 is now correct, as far as I know. Also, I’ve revised the code to act intelligently when no detail band is defined, since every once in a while, it makes sense to omit it.
The documentation on PyPI has been updated to reflect these changes:
Hm. Guess that’s all I had to say.