def METHOD_NAME():
    @app_commands.command()
    async def cmd(
        interaction: discord.Interaction,
        param: app_commands.Transform[str, first_instance],
        second: app_commands.Transform[str, second_instance],
    ):
        ...
    param = cmd._params['param']
    assert param.autocomplete is not MISSING
    assert getattr(param.autocomplete, '__self__', None) is first_instance
    assert not getattr(param.autocomplete, 'pass_command_binding', False)
    param = cmd._params['second']
    assert param.autocomplete is not MISSING
    assert getattr(param.autocomplete, '__self__', None) is second_instance
    assert not getattr(param.autocomplete, 'pass_command_binding', False)