def unfollow_user(self, user_id, target_user_id, async=True):
        self.unfollow_many_users(user_id, [target_user_id], async)
Just compute local density
dataset/ETHPy150Open tschellenbach/Stream-Framework/stream_framework/feed_managers/base.py/Manager.unfollow_user--crossover with--dataset/ETHPy150Open jasonwbw/DensityPeakCluster/cluster.py/DensityPeakCluster.local_density