code: def test_delete_tags(self):
      self.login(username="admin")
      # check that tags exist in the database
      example_tag_names = [
          "example_tag_1",
          "example_tag_2",
          "example_tag_3",
      ]
      tags = db.session.query(Tag).filter(
          Tag.name.in_(example_tag_names)
      )
      self.assertEqual(tags.count(), 3)
      # delete the first tag
      uri = f"api/v1/tag/?q={prison.dumps(example_tag_names[:1])}"
      rv = self.client.delete(uri, follow_redirects=True)
      # successful request
      self.assertEqual(rv.status_code, 200)
      # check that tag does not exist in the database
      tag = (
          db.session.query(Tag)
          .filter(Tag.name == example_tag_names[0])
          .first()
      )
      assert tag is None
      tags = db.session.query(Tag).filter(
          Tag.name.in_(example_tag_names)
      )
      self.assertEqual(tags.count(), 2)
      # delete multiple tags
      uri = f"api/v1/tag/?q={prison.dumps(example_tag_names[1:])}"
      rv = self.client.delete(uri, follow_redirects=True)
      # successful request
      self.assertEqual(rv.status_code, 200)
      # check that tags are all gone
      tags = db.session.query(Tag).filter(
          Tag.name.in_(example_tag_names)
      )
      self.assertEqual(tags.count(), 0)
  
imports: import json
  from datetime import datetime
  from flask import g
  import pytest
  import prison
  from freezegun import freeze_time
  from sqlalchemy.sql import func
  from sqlalchemy import and_
  from superset.models.dashboard import Dashboard
  from superset.models.slice import Slice
  from superset.models.sql_lab import SavedQuery
  from superset.tags.models import user_favorite_tag_table
  from unittest.mock import patch
  import tests.integration_tests.test_app
  from superset import db, security_manager
  from superset.common.db_query_status import QueryStatus
  from superset.models.core import Database
  from superset.utils.database import get_example_database, get_main_database
  from superset.tags.models import ObjectType, Tag, TagType, TaggedObject
  from tests.integration_tests.fixtures.birth_names_dashboard import load_birth_names_dashboard_with_slices, load_birth_names_data
  from tests.integration_tests.fixtures.world_bank_dashboard import load_world_bank_dashboard_with_slices, load_world_bank_data
  from tests.integration_tests.fixtures.tags import with_tagging_system_feature
  from tests.integration_tests.base_tests import SupersetTestCase
  from superset.daos.tag import TagDAO
  from superset.tags.models import ObjectType
label_desc: Use image node_id 11 for calling the TestTagApi obj's underlying member method code with example usage: obj.test_delete_tags() without return types