code: def test_cli_execute_incomplete_sql(self):
      stderr = self.expect_failure(":memory:", "sel")
      self.assertIn("OperationalError (SQLITE_ERROR)", stderr)
  
imports: import sqlite3
  import unittest
  from sqlite3.__main__ import main
  from test.support.os_helper import TESTFN, unlink
  from test.support import captured_stdout, captured_stderr, captured_stdin
label_desc: Use image node_id 8 for calling the CommandLineInterface obj's underlying member method code with example usage: obj.test_cli_execute_incomplete_sql() without return types