code: def setUp(self):
      self.con = sqlite.connect(":memory:")
      self.con.execute("create table test (value text)")
      self.con.execute(
          "insert into test (value) values (?)", ("a\x00b",)
      )
  
imports: import unittest
  import sqlite3
  from collections.abc import Sequence
  from .util import memory_database
  from .util import MemoryDatabaseMixin
label_desc: Use image node_id 1 for calling the TextFactoryTestsWithEmbeddedZeroBytes obj's underlying member method code with example usage: obj.setUp() without return types