code: def setUp(self):
      self.session = Session()
      self.db = self.create_db()
      self.load_records(16)
  
imports: import logging
  import os
  import tempfile
  import time
  from datetime import datetime, timedelta
  from unittest import TestCase
  import pytest
  from jupyter_client.session import Session
  from ipyparallel import util
  from ipyparallel.controller.dictdb import DictDB
  from ipyparallel.controller.hub import init_record
  from ipyparallel.controller.sqlitedb import SQLiteDB
  from ipyparallel.util import utc
label_desc: Use image node_id 1 for calling the TaskDBTest obj's underlying member method code with example usage: obj.setUp() without return types