QM.add_discrete-variations-cd171a3c755b1048.yaml

---
features:
  - Add ``ConstrainedQuadraticModel.add_discrete_from_comparison()`` method.
  - Add ``ConstrainedQuadraticModel.add_discrete_from_iterable()`` method.
  - Add ``ConstrainedQuadraticModel.add_discrete_from_model()`` method.
  - |
    ``ConstrainedQuadraticModel.add_discrete()`` now supports additional
    argument types.