A practice tool for United States amateur radio exams.
More to the point, it's the result of watching Raymond Hettinger's "Beyond PEP 8" and David Beazley's "The Fun of Reinvention", prompting a raid of the medicine cabinet and consequently a self-imposed dare to use Python's expressive power to the fullest, with two constraints:
I admit I chose them to reduce setup effort to zero.
$ ./47cfr97 [ -t | -g | -e ]
Requires Python 3.10 or later.
Questions that refer to electrical diagrams aren't presented. This eliminates: