these 2 derivations will be built:
  /nix/store/sabzk7izzswpkm9cvxam75wk7liz0wxg-python3-3.13.15-env.drv
  /nix/store/mn1hzl5yzxrcm44i4i4qygrx86c2qjb1-mypy.drv
these 4 paths will be fetched (13.5 MiB download, 66.8 MiB unpacked):
  /nix/store/m5fpj8zhi692bg7x4xpjb8gi9z5z7d74-python3.13-flit-core-3.12.0
  /nix/store/14jkyg4ihmzmcwjjyqh3117jzaj3qg4v-python3.13-librt-0.13.0
  /nix/store/aly0wrf5w5mn82zrzlgidg6w5yv2ia8m-python3.13-mypy-2.1.0
  /nix/store/sjylj9dgch8305nrrk2iq6mmn5jmy8v6-python3.13-mypy-extensions-1.1.0