code: def __init__(
      self,
      chunk: ChunkType,
      manager_address: str,
      worker_address: str,
      default_value: Union[int, float] = 0,
  ) -> None:
      self._chunk = chunk
      self._manager_address = manager_address
      self._worker_address = worker_address
      self._default_value = default_value
  
      self._records = defaultdict(list)
  
file_path: mars/mars/services/mutable/worker/core.py
imports: import bisect
  from collections import defaultdict
  import sys
  from typing import List, Union
  import numpy
  from ....None import oscar
  from ....typing import ChunkType
label_desc: Use image node_id 1 to create a new MutableTensorChunk object  with example: obj = MutableTensorChunk(chunk, manager_address, worker_address, default_value)