These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.07 s (backtrack: 0/20).

[ebuild  N     ] dev-python/pypy-exe-bin-7.3.23:7.3.23::gentoo  12740 KiB
[ebuild  N     ] dev-lang/pypy-2.7.7.3.23:2.7/73::gentoo  USE="bzip2 gdbm jit ncurses sqlite -full-stdlib -tk" 20536 KiB

Total: 2 packages (2 new), Size of downloads: 33276 KiB