def __init__(self, groups=None):
        super(GroupedRequirements, self).__init__(NamedRequirements)
        self.groups = groups or self.default_groups
        self.filename = None
        self.create_default_groups()
def test_should_encode_node_with_label_and_property(self):
        a = Node("Person", name="Alice")
        encoded = cypher_repr(a, node_template="{labels} {properties}")
        assert encoded == u"(:Person {name: 'Alice'})"