def smooth(self, vertical=True, horizontal=False, remove_extremes=False):
        for track_segment in self.segments:
            track_segment.smooth(vertical, horizontal, remove_extremes)
Don't update anything.
dataset/ETHPy150Open tkrajina/gpxpy/gpxpy/gpx.py/GPXTrack.smooth--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/db/models/query.py/EmptyQuerySet.update