docstr: Called at the end of training.
  Subclasses should override for any actions to run.
  :param logs: Dict. Currently the output of the last call to on_epoch_end() is passed to
      this argument for this method but that may change in the future.
code: def after_run(self, runner):
      """
      Called at the end of training.
      Subclasses should override for any actions to run.
      :param logs: Dict. Currently the output of the last call to on_epoch_end() is passed to
          this argument for this method but that may change in the future.
      """
      self.run.finish()
  
file_path: BigDL/python/orca/src/bigdl/orca/learn/pytorch/callbacks/wandb.py
imports: from bigdl.orca.learn.pytorch.callbacks import Callback
  from bigdl.dllib.utils.log4Error import invalidInputError
  import copy
label_desc: Use image node_id 4 for calling the WandbLoggerCallback obj's underlying member method code with example usage: obj.after_run(runner) without return types