portage-ng --merge
>>> Emerging : portage://app-vim/pydoc-2.0-r2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://app-vim/pydoc-2.0-r2
│ └─ file ─┤ 2.72 Kb pydoc-2.0.gh.tar.gz
│ download portage://dev-lang/python-3.12.15
│ └─ file ─┤ 19.86 Mb Python-3.12.15.tar.xz
│ │ 13.95 Kb python-gentoo-patches-3.12.15.tar.xz
└─step 2─┤ install portage://dev-lang/python-3.12.15
│ └─ conf ─┤ USE = "gdbm* ncurses pgo* readline sqlite* ssl ensurepip -bluetooth -debug -examples -libedit -test -tk -valgrind
│ │ -verify-sig"
│ │ SLOT = "3.12"
└─step 3─┤ run portage://dev-lang/python-3.12.15
└─step 4─┤ install portage://app-vim/pydoc-2.0-r2
│ └─ conf ─┤ USE = ""
│ │ PYTHON_SINGLE_TARGET = "python3_12"
└─step 5─┤ run portage://app-vim/pydoc-2.0-r2
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
19.88 Mb to be downloaded.