@property
    def media_title(self):
        # find a string we can use as a title
        if self.session is not None:
            return self.session.title
Parses a filter arg in the format:
dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/media_player/plex.py/PlexClient.media_title--crossover with--dataset/ETHPy150Open datastax/python-driver/cassandra/cqlengine/query.py/AbstractQuerySet._parse_filter_arg