def labels(self):
""" The full set of labels associated with with this *node*.
This set is immutable and cannot be used to add or remove
labels. Use methods such as :meth:`.add_label` and
:meth:`.remove_label` for that instead.
"""
self.__ensure_labels()
return LabelSetView(self._labels)
def labels(self):
""" Set of all node labels.
"""
self.__ensure_labels()
return LabelSetView(self._labels)
def test_iterable(self):
view = LabelSetView(["A", "B", "C"])
self.assertSetEqual(set(view), {"A", "B", "C"})
def test_non_containment(self):
view = LabelSetView(["A", "B", "C"])
self.assertNotIn("D", view)
def test_can_reselect_same(self):
view = LabelSetView(["A", "B", "C"]).B.B.C
self.assertEqual(repr(view), ":B:C")
def test_length(self):
view = LabelSetView(["A", "B", "C"])
self.assertEqual(len(view), 3)
def test_can_chain_select(self):
view = LabelSetView(["A", "B", "C"]).B.C
self.assertEqual(repr(view), ":B:C")
def test_can_select_non_existing_in_view(self):
view = LabelSetView(["A", "B"]).C
self.assertEqual(repr(view), "")
def test_can_create_double_label_view(self):
view = LabelSetView(["A", "B"])
self.assertEqual(repr(view), ":A:B")
def test_can_create_single_label_view(self):
view = LabelSetView(["A"])
self.assertEqual(repr(view), ":A")
def test_can_create_empty_view(self):
view = LabelSetView([])
self.assertEqual(repr(view), "")
