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

Calculating dependencies ...

!!! Problem resolving dependencies for =www-servers/uwsgi-2.0.27-r1
 done!
Dependency resolution took 0.83 s (backtrack: 0/20).


!!! The ebuild selected to satisfy "=www-servers/uwsgi-2.0.27-r1" has unmet requirements.
- www-servers/uwsgi-2.0.27-r1::gentoo USE="caps embedded json pcre python routing ssl xml -apache2 -cgi -debug -expat -go -jemalloc -lua -mono -perl -php -ruby (-selinux) -yajl -yaml -zeromq" LUA_SINGLE_TARGET="lua5-1" PHP_TARGETS="-php8-2" POSTGRES_TARGETS="postgres17 -postgres14 -postgres15 -postgres16" PYTHON_TARGETS="-python3_12 -python3_13" RUBY_TARGETS="ruby32" UWSGI_PLUGINS="cache carbon cheaper_busyness corerouter fastrouter http logfile logsocket mongodblog nagios ping rawrouter redislog router_basicauth router_cache router_expires router_hash router_http router_memcached router_metrics router_redirect router_redis router_rewrite router_static router_uwsgi rpc rrdtool rsyslog signal spooler sslrouter symcall syslog transformation_chunked transformation_gzip transformation_offload transformation_tofile ugreen zergpool -alarm_curl -alarm_xmpp -clock_monotonic -clock_realtime -curl_cron -dumbloop -echo -emperor_amqp -emperor_pg -emperor_zeromq -forkptyrouter -geoip -graylog2 -ldap -legion_cache_fetch -logcrypto -logpipe -notfound -pam -rados -router_access -router_radius -router_spnego -router_xmldir -sqlite -ssi -stats_pusher_statsd (-systemd_logger) -transformation_toupper -tuntap -webdav -xattr -xslt -zabbix"

  The following REQUIRED_USE flag constraints are unsatisfied:
    any-of ( python_targets_python3_12 python_targets_python3_13 ) python? ( any-of ( python_targets_python3_12 python_targets_python3_13 ) )

  The above constraints are a subset of the following complete expression:
    any-of ( python_targets_python3_12 python_targets_python3_13 ) any-of ( cgi mono perl go lua php python ruby ) uwsgi_plugins_logcrypto? ( ssl ) uwsgi_plugins_sslrouter? ( ssl ) routing? ( pcre ) uwsgi_plugins_emperor_pg? ( any-of ( postgres_targets_postgres17 postgres_targets_postgres16 postgres_targets_postgres15 postgres_targets_postgres14 ) ) uwsgi_plugins_emperor_zeromq? ( zeromq ) uwsgi_plugins_forkptyrouter? ( uwsgi_plugins_corerouter ) uwsgi_plugins_router_xmldir? ( xml !expat ) lua? ( exactly-one-of ( lua_single_target_lua5-1 ) ) python? ( any-of ( python_targets_python3_12 python_targets_python3_13 ) ) expat? ( xml ) php? ( any-of ( php_targets_php8-2 ) )