class_docstr: Event topic class with logging statistics based only on _reward_, therefore applicable to any valid
  reinforcement learning environment.
  
  Defined statistics:
  - Cumulative number of total steps
  - Mean epoch reward and standard deviation
docstr: Test event, can be used for testing purposes
docstr_tok: ["Test","event",",","can","be","used","for","testing","purposes"]
code: def test_event(self, value):
      """Test event, can be used for testing purposes"""
  
file_path: maze/maze/core/env/base_env_events.py
imports: from abc import ABC
  import numpy
  from maze.core.log_stats.event_decorators import define_episode_stats, define_step_stats, define_epoch_stats, define_stats_grouping
label_desc: Use image node_id 3 for calling the BaseEnvEvents obj's underlying member method code with example usage: obj.test_event(value) without return types