code: def __init__(self):
      super().__init__(op=min)
  
imports: import collections
  from typing import Any, Callable, Deque, Generic, List, Optional, Sequence, Tuple, TypeVar
  import numpy
  from pfrl.utils.random import sample_n_k
label_desc: Use image node_id 1 to create a new MinTreeQueue object from inherited base classes: TreeQueue with example: obj = MinTreeQueue()