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

Calculating dependencies ...

!!! Problem resolving dependencies for =x11-misc/dex-0.9.0
 done!
Dependency resolution took 0.83 s (backtrack: 0/20).


!!! The ebuild selected to satisfy "=x11-misc/dex-0.9.0" has unmet requirements.
- x11-misc/dex-0.9.0::gentoo USE="-doc" PYTHON_TARGETS="-python3_12"

  The following REQUIRED_USE flag constraints are unsatisfied:
    python_targets_python3_12

  The above constraints are a subset of the following complete expression:
    any-of ( python_targets_python3_12 )