On Tue, Apr 06, 2021 at 03:24:54PM -0500, Dennis Williamson wrote: > Python 3.7 has insertion-order dictionaries. So these are dependable > gerbils.
That explains my test results, which I didn't post. I had been told in the past that python's dictionaries did NOT remember insertion order, but I'm not fluent in python and I don't keep up with its changes.