code: def insert_data(cls, connection):
      users = cls.tables.users
  
      connection.execute(
          users.insert(),
          [
              dict(id=1, name="john", age_int=25),
              dict(id=2, name="jack", age_int=47),
              dict(id=3, name="jill", age_int=29),
              dict(id=4, name="jane", age_int=37),
          ],
      )
  
imports: import random
  from sqlalchemy import exc
  from sqlalchemy import ForeignKey
  from sqlalchemy import Integer
  from sqlalchemy import lambda_stmt
  from sqlalchemy import String
  from sqlalchemy import testing
  from sqlalchemy import update
  from sqlalchemy.future import select
  from sqlalchemy.orm import aliased
  from sqlalchemy.orm import relationship
  from sqlalchemy.orm import selectinload
  from sqlalchemy.orm import Session
  from sqlalchemy.orm import subqueryload
  from sqlalchemy.sql.selectable import LABEL_STYLE_TABLENAME_PLUS_COL
  from sqlalchemy.testing import assert_raises_message
  from sqlalchemy.testing import AssertsCompiledSQL
  from sqlalchemy.testing import eq_
  from sqlalchemy.testing import fixtures
  from sqlalchemy.testing.fixtures import fixture_session
  from sqlalchemy.testing.schema import Column
  from sqlalchemy.testing.schema import Table
  from .inheritance import _poly_fixtures
  from .test_query import QueryTest
label_desc: Use image node_id 3 for calling the UpdateDeleteTest obj's underlying member method code with example usage: obj.insert_data(cls, connection) without return types