portage-ng --merge
>>> Emerging : portage://dev-python/pypy-exe-8.0.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-lang/python-2.7.18_p16-r2
│ └─ file ─┤ 12.26 Mb Python-2.7.18.tar.xz
│ │ 34.62 Kb python-gentoo-patches-2.7.18_p16.tar.xz
│ download portage://dev-python/pypy-exe-8.0.0
│ └─ file ─┤ 0.96 Kb pypy2.7-gentoo-patches-8.0.0.tar.xz
│ │ 20.33 Mb pypy2.7-v8.0.0-src.tar.gz
└─step 2─┤ install portage://dev-lang/python-2.7.18_p16-r2
│ └─ conf ─┤ USE = "gdbm* ncurses readline sqlite* ssl xml%* (-berkdb) -bluetooth -examples -valgrind -verify-sig -wininst%"
│ │ SLOT = "2.7"
└─step 3─┤ install portage://dev-python/pypy-exe-8.0.0
│ └─ conf ─┤ USE = "bzip2 ncurses jit -low-memory"
│ │ CPU_FLAGS_X86 = "(-sse2)"
│ │ SLOT = "8.0.0"
└─step 4─┤ run portage://dev-python/pypy-exe-8.0.0
Total: 5 actions (2 downloads, 2 installs, 1 run), grouped into 4 steps.
32.62 Mb to be downloaded.