Function test_fill_between_input

lib/matplotlib/tests/test_axes.py:1292–1295

(x, y1, y2)

    ]
)
def test_fill_between_input(x, y1, y2):
    fig, ax = plt.subplots()
    with pytest.raises(ValueError):
        ax.fill_between(x, y1, y2)


@pytest.mark.parametrize(