Class CustomDialect

test/sql/test_compiler.py:2190–2192

                return super().order_by_clause(select, **kw) + " CUSTOMIZED"

        class CustomDialect(PGDialect):
            name = "custom"
            statement_compiler = CustomCompiler

        stmt = select(table1.c.myid).order_by(table1.c.myid)
        self.assert_compile(