nbytes-5bd096b1cde4e561.yaml

---
features:

  - |
    Add methods to report memory usage of quadratic models:

    * Add ``QuadraticModel.nbytes()`` method.
    * Add ``BinaryQuadraticModel.nbytes()`` method.
    * Add ``QuadraticModel::nbytes()`` method to C++ the code.
    * Add ``BinaryQuadraticModel::nbytes()`` method to C++ the code.

    See `#668 <https://github.com/dwavesystems/dimod/issues/668>`_