these 2 derivations will be built:
  /nix/store/ydddgcndkqp6b7zrcisv1fbxydnbih5y-python3-3.13.15-env.drv
  /nix/store/bd5q438d823alvsjfsrv5rxszjaq61g1-mypy.drv
these 12 paths will be fetched (50.7 MiB download, 195.9 MiB unpacked):
  /nix/store/ydlh8id2c98nnlhiy87hwhalg501p1j5-python3-3.13.15
  /nix/store/5wpl6njd1cl8fdq8nqw797pawkxqhhrm-python3.13-flit-core-3.12.0
  /nix/store/543p4ryfaa07vycw2p4mc9q8prcpy2pm-python3.13-iniconfig-2.3.0
  /nix/store/0jvh5598c1fmi3daj757q0b8byz60di5-python3.13-librt-0.13.0
  /nix/store/y3fxzqswsx4h7pbk574fv4nb6xlil5db-python3.13-mypy-2.1.0
  /nix/store/9jqracrk57fzxcfcr2ysac0yhh7wx9ii-python3.13-mypy-extensions-1.1.0
  /nix/store/gj6fxqd0v61s0pm66csvdpxxrmjglx5n-python3.13-packaging-26.2
  /nix/store/q0601p271bw1bqq9xji032qhqn675mrp-python3.13-pathspec-1.1.1
  /nix/store/ia28jwzc8ma9ij74fb0xhjy1a7c6sqi5-python3.13-pluggy-1.6.0
  /nix/store/vnv5l4yfzcdhcvw2xk1qzxs3kplypkfj-python3.13-pygments-2.20.0
  /nix/store/biljjdj71a2rsk1mza945y9j87fw8v5d-python3.13-pytest-9.1.1
  /nix/store/fhpxi7ynmi1d06zb5jdqq6lbcabrgfhp-python3.13-typing-extensions-4.16.0