code: def decrement(self):
      with self._lock:
          self._val -= 1
          return self._val
  
imports: from __future__ import absolute_import
  import collections
  import copy
  import logging
  import threading
  import time
  import kafka.errors
  from kafka.producer.buffer import SimpleBufferPool
  from kafka.producer.future import FutureRecordMetadata, FutureProduceResult
  from kafka.record.memory_records import MemoryRecordsBuilder
  from kafka.structs import TopicPartition
label_desc: Use image node_id 3 for calling the AtomicInteger obj's underlying member method code with example usage: obj.decrement() and returns: self