python312Packages.flax: disable failing tests on darwin

[GaetanLepage]

Things done

Failing on darwin with:

>     return tree_util.tree_map(f, tree, *rest, is_leaf=is_leaf)
E     SystemError: nanobind::detail::nb_func_error_except(): exception could not be translated!

cc @ndl

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

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[NickCao]

Do we know why it fails?

[GaetanLepage]

Do we know why it fails?

Not really. A very similar issue has been happening to equinox: #372132.

[GaetanLepage]

nixpkgs-review result

Generated using nixpkgs-review.

Command: nixpkgs-review pr 372122

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aarch64-darwin

⏩ 6 packages marked as broken and skipped:

• python312Packages.dalle-mini
• python312Packages.dalle-mini.dist
• python312Packages.elegy
• python312Packages.elegy.dist
• python312Packages.treex
• python312Packages.treex.dist

❌ 4 packages failed to build:

• python312Packages.bambi
• python312Packages.bambi.dist
• python312Packages.flowmc
• python312Packages.flowmc.dist

✅ 8 packages built:

• python312Packages.evosax
• python312Packages.evosax.dist
• python312Packages.flax
• python312Packages.flax.dist
• python312Packages.numpyro
• python312Packages.numpyro.dist
• python312Packages.vqgan-jax
• python312Packages.vqgan-jax.dist