Method check

Lib/test/test_dbm_sqlite3.py:312–315

(self, flag, fn, should_succeed=False)

                cx.execute("CREATE TABLE Dict (invalid_schema)")

    def check(self, flag, fn, should_succeed=False):
        with closing(dbm_sqlite3.open(self.filename, flag)) as db:
            with self.assertRaises(dbm_sqlite3.error):
                fn(db)

    @staticmethod
    def read(db):