I wonder if we'll ever get /usr/bin/python back. Or is it going to be like browser user-agent strings where we call it "python3" forever and forget why we can't just call it python?
You can install the [python-is-python3][0] package on 20.04, which symlinks /usr/bin/python to python3.
For instance, something like https://ast-grep.github.io/advanced/tool-comparison.html#com....