def getNearestPrediction(self):
pi = PredictionInterface()
pi.setDB('citybeat_production')
if self.data_source == 'instagram':
pi.setCollection('online_prediction_instagram')
else:
pi.setCreatedTime('online_prediction_twitter')
self.region.display()
return pi.getNearestPrediction(self.region, str(self.cur_time))
