def test_deleting_items(self):
        item = mock()

        self.character.inventory.append(item)

        assert_that(item, is_in(self.character.inventory))

        del self.character.inventory[0]

        assert_that(item, is_not(is_in(self.character.inventory)))
Check that the pairwise Sorensen distances computation
dataset/ETHPy150Open tuturto/pyherc/src/pyherc/test/unit/test_inventory.py/TestInventory.test_deleting_items--crossover with--dataset/ETHPy150Open muricoca/crab/scikits/crab/metrics/tests/test_pairwise.py/test_sorensen_distances