this derivation will be built:
  /nix/store/73r2ldwmpsckf7lhymf2f1mdvhcfgxkj-calendar-cli-1.0.0.drv
these 2 paths will be fetched (225.3 KiB download, 1.1 MiB unpacked):
  /nix/store/c7cgw0i7nmv2wq7cadbcsrmkf3k5pg5v-python3.14-execnet-2.1.2
  /nix/store/8dv7kqyqppydghqn6zk1p7ifzb1v7p2z-python3.14-pytest-xdist-3.8.0