def get_familiarity(self, cache=True):
        if not (cache and ('familiarity' in self.cache)):
            response = self.get_attribute('familiarity')
            self.cache['familiarity'] = response['artist']['familiarity']
        return self.cache['familiarity']
Get our numerical estimation of how familiar an artist currently is to the world
dataset/ETHPy150Open echonest/pyechonest/pyechonest/artist.py/Artist.get_familiarity