class YinYueTaiIE(InfoExtractor):
IE_NAME = 'yinyuetai:video'
_VALID_URL = r'https?://v\.yinyuetai\.com/video(/h5)?/(?P<id>[0-9]+)'
class YinYueTaiIE(InfoExtractor):
IE_NAME = 'yinyuetai:video'
_VALID_URL = r'https?://v\.yinyuetai\.com/video(/h5)?/(?P<id>[0-9]+)'