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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 free_processed_queue(self):
        ''' call the Aspera sdk to freeup resources '''
        with self._lock:
            if len(self._processed_coordinators) > 0:
                for _coordinator in self._processed_coordinators:
                    _coordinator.free_resources()
                self._processed_coordinators = []