Source code for qiskit_machine_learning.optimizers.nlopts.direct_l_rand

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# (C) Copyright IBM 2018, 2024.
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"""DIviding RECTangles Locally-biased Randomized optimizer."""

from .nloptimizer import NLoptOptimizer, NLoptOptimizerType



[docs]
class DIRECT_L_RAND(NLoptOptimizer):  # pylint: disable=invalid-name
    """
    DIviding RECTangles Locally-biased Randomized optimizer.

    DIRECT-L RAND is the "locally biased" variant with some randomization in near-tie decisions.
    See also :class:`DIRECT_L`

    NLopt global optimizer, derivative-free.
    For further detail, please refer to
    http://nlopt.readthedocs.io/en/latest/NLopt_Algorithms/#direct-and-direct-l
    """


[docs]
    def get_nlopt_optimizer(self) -> NLoptOptimizerType:
        """Return NLopt optimizer type"""
        return NLoptOptimizerType.GN_DIRECT_L_RAND