def check_playlist_exisxtence(self, email):
        youtube_related = Youtube()

        ## Get the user's watch history playlist id
        mine_channel_response = youtube_related.get_mine_channel_details(email)
        for item in mine_channel_response['items']:
            if 'contentDetails' in item:
                watch_history_playlist_id = item['contentDetails'][
                    'relatedPlaylists']['watchHistory']

        ## Search if the user already have yougroupe playlist
        db_playlist_result = UserPlayList.query(
            UserPlayList.email == email).get()

        if db_playlist_result == None:
            playlist_id = youtube_related.add_new_playlist(email)
            UserPlayList(
                email=email,
                playlist_id=playlist_id,
                watchhistory_playlist_id=watch_history_playlist_id).put()
            logging.info('%s add new playlist' % email)
        else:
            playlist_id = db_playlist_result.playlist_id

        return playlist_id
	def check_playlist_exisxtence(self, email):
		youtube_related = Youtube()

		## Get the user's watch history playlist id
		mine_channel_response = youtube_related.get_mine_channel_details(email)
		for item in mine_channel_response['items']:
			if 'contentDetails' in item:
				watch_history_playlist_id = item['contentDetails']['relatedPlaylists']['watchHistory']

		## Search if the user already have yougroupe playlist
		db_playlist_result = UserPlayList.query(UserPlayList.email == email).get()

		if db_playlist_result == None:
			playlist_id = youtube_related.add_new_playlist(email)
			UserPlayList(email=email, playlist_id=playlist_id, watchhistory_playlist_id=watch_history_playlist_id).put()
			logging.info('%s add new playlist' % email)
		else:
			playlist_id = db_playlist_result.playlist_id

		return playlist_id