Method test_unary_PyUFunc

numpy/_core/tests/test_ufunc.py:117–121

(self, input_dtype, output_dtype, f=np.exp, x=0, y=1)

    @pytest.mark.parametrize('input_dtype,output_dtype', np_dtypes)
    def test_unary_PyUFunc(self, input_dtype, output_dtype, f=np.exp, x=0, y=1):
        xs = np.full(10, input_dtype(x), dtype=output_dtype)
        ys = f(xs)[::2]
        assert_allclose(ys, y)
        assert_equal(ys.dtype, output_dtype)

    def f2(x, y):
        return x**y