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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def enable_writes(self):
 """Restores the state of the batched queue for writing."""

        self.write_buffer = []
        self.flush_lock = threading.RLock()
        self.flush_thread = FlushThread(self.max_batch_time,
                                        self._flush_writes)