def set_volume_level(self, volume):
        raise NotImplementedError()
SendFile: If-Modified-Since
dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/media_player/__init__.py/MediaPlayerDevice.set_volume_level--crossover with--dataset/ETHPy150Open bottlepy/bottle/test/test_sendfile.py/TestSendFile.test_ims