refactor(aggregation): Make NashMTL and CAGrad always importable#679
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Add _WithOptionalDeps mixin that raises ImportError at instantiation time when optional dependencies are missing, replacing the module-level guard that previously prevented import altogether. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
ValerianRey
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package: aggregation
cc: refactor
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@PierreQuinton IMO this is ready. You can merge if it helps for the rest. |
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LGTM. In the context of QP solvers and of #678 do you think we should make the aggregator or the projector a _WithOptionalDeps? I think that this would change where the mixin would go to.
Co-authored-by: Pierre Quinton <pierre.quinton@epfl.ch>
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Yes
Maybe we should just add a |
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Summary
_WithOptionalDepsmixin to_mixins.py: subclasses declare_REQUIRED_DEPSand_INSTALL_HINT;__init__raisesImportErrorwith a clear install message if any dep is missingCAGradWeightingand_NashMTLWeightingnow inherit_WithOptionalDepsfirst, so the check fires at instantiation rather than at import timeCAGrad,CAGradWeighting, andNashMTLare now unconditionally importable and listed in__all__pytest.importorskip(the standard pattern) instead of a manualtry/except ImportErrorguard🤖 Generated with Claude Code