import numpy as np

from .func_fit import FuncFit


class XOR(FuncFit):

    @property
    def inputs(self):
        return np.array([[0, 0], [0, 1], [1, 0], [1, 1]])

    @property
    def targets(self):
        return np.array([[0], [1], [1], [0]])

    @property
    def input_shape(self):
        return 4, 2

    @property
    def output_shape(self):
        return 4, 1