Binary descriptions:

python-dev-is-python2-but-deprecated: No summary available for python-dev-is-python2-but-deprecated in ubuntu focal.
python-dev-is-python3: symlinks /usr/bin/python-config to python3-config
python-is-python2-but-deprecated: No summary available for python-is-python2-but-deprecated in ubuntu focal.
python-is-python3: symlinks /usr/bin/python to python3