code: def __init__(
      self,
      world_size: int,
      rec_tasks: List[RecTaskInfo],
  ) -> None:
      super().__init__(world_size, rec_tasks)
  
imports: import unittest
  from functools import partial, update_wrapper
  from typing import Callable, Dict, List, Optional, Tuple, Type
  import torch
  import torch.distributed
  from torchrec.metrics.metrics_config import DefaultTaskInfo
  from torchrec.metrics.model_utils import parse_task_model_outputs
  from torchrec.metrics.rec_metric import RecComputeMode, RecMetric, RecTaskInfo
  from torchrec.metrics.test_utils import gen_test_batch, gen_test_tasks, metric_test_helper, rec_metric_value_test_launcher, TestMetric
  from torchrec.metrics.tower_qps import TowerQPSMetric
label_desc: Use image node_id 1 to create a new TestTowerQPSMetric object from inherited base classes: TestMetric with example: obj = TestTowerQPSMetric(world_size, rec_tasks)