The function calls _run_process and puts results produced by
        consumer at observations of top most consumer in to the queue

def _run_parallel_process(self, start_path, stop_path, queue):
        """
        The function calls _run_process and puts results produced by
        consumer at observations of top most consumer in to the queue
        """
        process_num = int(current_process().name.split('-', 2)[1])
        self._run_process(start_path, stop_path, process_num)
        queue.put(self.consumer.put())