Method test_integer_split

numpy/lib/tests/test_shape_base.py:325–384

(self)

        assert_raises(ValueError, array_split, a, 0)

    def test_integer_split(self):
        a = np.arange(10)
        res = array_split(a, 1)
        desired = [np.arange(10)]
        compare_results(res, desired)

        res = array_split(a, 2)
        desired = [np.arange(5), np.arange(5, 10)]
        compare_results(res, desired)

        res = array_split(a, 3)
        desired = [np.arange(4), np.arange(4, 7), np.arange(7, 10)]
        compare_results(res, desired)

        res = array_split(a, 4)
        desired = [np.arange(3), np.arange(3, 6), np.arange(6, 8),
                   np.arange(8, 10)]
        compare_results(res, desired)

        res = array_split(a, 5)
        desired = [np.arange(2), np.arange(2, 4), np.arange(4, 6),
                   np.arange(6, 8), np.arange(8, 10)]
        compare_results(res, desired)

        res = array_split(a, 6)
        desired = [np.arange(2), np.arange(2, 4), np.arange(4, 6),
                   np.arange(6, 8), np.arange(8, 9), np.arange(9, 10)]
        compare_results(res, desired)

        res = array_split(a, 7)
        desired = [np.arange(2), np.arange(2, 4), np.arange(4, 6),
                   np.arange(6, 7), np.arange(7, 8), np.arange(8, 9),
                   np.arange(9, 10)]
        compare_results(res, desired)

        res = array_split(a, 8)
        desired = [np.arange(2), np.arange(2, 4), np.arange(4, 5),
                   np.arange(5, 6), np.arange(6, 7), np.arange(7, 8),
                   np.arange(8, 9), np.arange(9, 10)]
        compare_results(res, desired)

        res = array_split(a, 9)
        desired = [np.arange(2), np.arange(2, 3), np.arange(3, 4),
                   np.arange(4, 5), np.arange(5, 6), np.arange(6, 7),
                   np.arange(7, 8), np.arange(8, 9), np.arange(9, 10)]
        compare_results(res, desired)

        res = array_split(a, 10)
        desired = [np.arange(1), np.arange(1, 2), np.arange(2, 3),
                   np.arange(3, 4), np.arange(4, 5), np.arange(5, 6),
                   np.arange(6, 7), np.arange(7, 8), np.arange(8, 9),
                   np.arange(9, 10)]
        compare_results(res, desired)

        res = array_split(a, 11)
        desired = [np.arange(1), np.arange(1, 2), np.arange(2, 3),
                   np.arange(3, 4), np.arange(4, 5), np.arange(5, 6),
                   np.arange(6, 7), np.arange(7, 8), np.arange(8, 9),