, max_num_classes=0)     expected_categories_list = [{         'name': u'category_0',         'id': 0     }, {         'name': u'category_0',         'id': 0     }, {         'name': u'category_0',         'id': 0     }]     self.assertListEqual(expected_categories_list, categories)    def test_convert_label_map_to_coco_categories(self):     label_map_proto = self._generate_label_map(num_classes=0)     categories = label_map_util.convert_label_map_to_categories(         label_map_proto, max_num_classes=0)     expected_categories_list = [{         'name': u'0',         'id': 0     }, {         'name': u'0',         'id': 0     }, {         'name': u'0',         'id': 0     }]     self.assertListEqual(expected_categories_list, categories)    def test_convert_label_map_to_coco_categories