from abc import ABC, abstractmethod
import numpy as np
from typing import List
[docs]class SelectionBase(ABC):
"""The base class for the selection operator.
"""
@abstractmethod
[docs] def do(self, fitness: np.ndarray, *args) -> List[int]:
"""Use the selection operator over the given fitness values. Return the indices
individuals with the best fitness values according to the operator.
Parameters
----------
fitness : np.ndarray
Fitness of the individuals from which the next generation is to be selected.
Returns
-------
List[int]
The list of selected individuals
"""
pass
