from abc import ABCMeta


class ParameterOptimizer(metaclass=ABCMeta):
    """
    Meta-class for all model parameter optimization methods
    """

    def __init__(self):
        pass

from abc import ABCMeta


class ParameterOptimizer(metaclass=ABCMeta):
    """
    Meta-class for all model parameter optimization methods
    """

    def __init__(self):
        pass

Meta-class for all model parameter optimization methods