def __delitem__(self, elem):
        if elem in self:
            dict.__delitem__(self, elem)
**SUMMARY**
dataset/ETHPy150Open dbcli/pgcli/pgcli/packages/counter.py/Counter.__delitem__--crossover with--dataset/ETHPy150Open sightmachine/SimpleCV/SimpleCV/Tracking/TrackSet.py/TrackSet.drawPredicted