code: def create_tags(self):
      with self.create_app().app_context():
          # clear tags table
          tags = db.session.query(Tag)
          for tag in tags:
              db.session.delete(tag)
              db.session.commit()
          tags = []
          for cx in range(TAGS_FIXTURE_COUNT):
              tags.append(
                  self.insert_tag(
                      name=f"example_tag_{cx}",
                      tag_type="custom",
                  )
              )
          yield
  
          # rollback changes
          for tag in tags:
              db.session.delete(tag)
              db.session.commit()
  
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 3 for calling the TestTagApi obj's underlying member method code with example usage: obj.create_tags() without return types