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

Calculating dependencies ... done!
Dependency resolution took 1.69 s (backtrack: 0/20).

[ebuild  NS    ] dev-lang/python-3.12.15:3.12::gentoo [3.13.12:3.13::gentoo, 3.14.3:3.14::gentoo] USE="ensurepip gdbm ncurses pgo readline sqlite ssl -bluetooth -debug -examples -libedit -test -tk -valgrind -verify-sig (-jit%) (-tail-call-interp%)" LLVM_SLOT="(-19%*)" 20356 KiB
[ebuild  N     ] dev-libs/libptytty-2.0-r1::gentoo  45 KiB
[ebuild  N     ] app-misc/rlwrap-0.48::gentoo  USE="-debug" 346 KiB
[ebuild  N     ] dev-lang/qu-prolog-10.8-r1::gentoo  USE="pcre readline threads -debug -doc -examples -pedro" 1668 KiB

Total: 4 packages (3 new, 1 in new slot), Size of downloads: 22413 KiB