Lines Matching refs:empty_set

698 empty_set = set()  variable
747         result = self.set | empty_set
751         result = empty_set | self.set
759         result = self.set & empty_set
760         self.assertEqual(result, empty_set)
763         result = empty_set & self.set
764         self.assertEqual(result, empty_set)
771         result = self.set.isdisjoint(empty_set)
775         result = empty_set.isdisjoint(self.set)
780         self.assertEqual(result, empty_set)
783         result = self.set ^ empty_set
788         self.assertEqual(result, empty_set)
791         result = self.set - empty_set
795         result = empty_set - self.set
796         self.assertEqual(result, empty_set)
995         self.assertEqual(result, empty_set)
1080         self.assertEqual(self.set, empty_set)