code: def __init__(self, k, i):
      self.k = k
      self.i = i
  
imports: from __future__ import annotations
  import heapq
  import operator
  import pickle
  import random
  from collections.abc import Mapping
  import pytest
  from distributed.collections import LRU, HeapSet, sum_mappings
label_desc: Use image node_id 1 to create a new C object  with example: obj = C(k, i)