def test_labelled(self):
    assert ('labeled_node: <lambda>([input1]) -> [output1]' in str(node((lambda x: None), 'input1', 'output1', name='labeled_node')))
def test_labelled(self):
    assert ('labeled_node: <lambda>([input1]) -> [output1]' in str(node((lambda x: None), 'input1', 'output1', name='labeled_node')))