The package needs porting to Python 3.13.
Now breaking emerge world since change to python 13 default: # emerge @world Calculating dependencies \ !!! Problem resolving dependencies for app-portage/unsymlink-lib from @selected ... done! Dependency resolution took 2.69 s (backtrack: 0/30). !!! The ebuild selected to satisfy "app-portage/unsymlink-lib" has unmet requirements. - app-portage/unsymlink-lib-20::gentoo USE="" ABI_X86="(64)" PYTHON_SINGLE_TARGET="-python3_11 -python3_12" The following REQUIRED_USE flag constraints are unsatisfied: exactly-one-of ( python_single_target_python3_11 python_single_target_python3_12 ) (dependency required by "@selected" [set]) (dependency required by "@world" [argument]) #