def close(self):
        if not self.closed:
            self.closed = True
Returns:
dataset/ETHPy150Open twisted/twisted/twisted/conch/test/test_cftp.py/InMemoryRemoteFile.close--crossover with--dataset/ETHPy150Open meraki-analytics/cassiopeia/cassiopeia/type/core/currentgame.py/Game.observer_token