class_docstr: A basic dictionary based metrics reporter.
  
  Store all metrics in a two level dictionary of category > name > metric.
code: def close(self):
      pass
  
file_path: kafka-python/kafka/metrics/dict_reporter.py
imports: from __future__ import absolute_import
  import logging
  import threading
  from kafka.metrics.metrics_reporter import AbstractMetricsReporter
label_desc: Use image node_id 8 for calling the DictReporter obj's underlying member method code with example usage: obj.close() without return types