code: def test_with_autocommit_pgerror(self):
      self.conn.autocommit = True
      raised_ok = False
      try:
          with self.conn:
              curs = self.conn.cursor()
              curs.execute("insert into test_with values (2)")
              self.assertEqual(
                  self.conn.info.transaction_status,
                  ext.TRANSACTION_STATUS_INTRANS,
              )
              curs.execute("insert into test_with values ('x')")
      except psycopg2.errors.InvalidTextRepresentation:
          raised_ok = True
  
      self.assert_(raised_ok)
      self.assertEqual(
          self.conn.info.transaction_status, ext.TRANSACTION_STATUS_IDLE
      )
      curs.execute("select count(*) from test_with")
      self.assertEqual(curs.fetchone()[0], 0)
      self.assertEqual(
          self.conn.info.transaction_status, ext.TRANSACTION_STATUS_IDLE
      )
  
imports: import psycopg2
  import psycopg2.extensions
  import unittest
  from .testutils import ConnectingTestCase, skip_before_postgres, skip_if_crdb
label_desc: Use image node_id 11 for calling the WithConnectionTestCase obj's underlying member method code with example usage: obj.test_with_autocommit_pgerror() without return types