def __len__(self):
        return len(self._data)
Kill the process if it is still running.
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/sets.py/BaseSet.__len__--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/test/test_cftp.py/SFTPTestProcess.killProcess