Function test_sankey_add_errors

lib/matplotlib/tests/test_sankey.py:59–63

(kwargs, msg)

      'pathlengths': [2]}, "The lengths of 'flows'"),
    ))
def test_sankey_add_errors(kwargs, msg):
    sankey = Sankey()
    with pytest.raises(ValueError, match=msg):
        sankey.add(flows=[0.2, -0.2])
        sankey.add(**kwargs)


def test_sankey2():