these 2 derivations will be built:
  /nix/store/mcwixav2h68n16g5fbjz93rnpv8pq971-python3-3.13.15-env.drv
  /nix/store/xdm85ybhmyz8l7xd0vh97zfi7dg1s58x-mypy.drv
these 4 paths will be fetched (16.7 MiB download, 66.8 MiB unpacked):
  /nix/store/yv5l57zxkmg67xdbjlrqcsvvr7pz0z0d-python3.13-flit-core-3.12.0
  /nix/store/3jnbnix5hf8gjm5rh0cj2zf4i6jz72s4-python3.13-librt-0.13.0
  /nix/store/hdavc8wracgj9hhwnmfn0p2hpa1msawm-python3.13-mypy-2.1.0
  /nix/store/vq2d5vavhqss7b1f36y25lb82j5b613k-python3.13-mypy-extensions-1.1.0