class_docstr: Function caller to be used in the MLP experiments. 
class_docstr_tok: ["Function","caller","to","be","used","in","the","MLP","experiments","."]
docstr: Clean up files created by tensorflow. 
docstr_tok: ["Clean","up","files","created","by","tensorflow","."]
code: def _clean_up(cls, tmp_dir):
      """Clean up files created by tensorflow."""
      # pylint: disable=bare-except
      # pylint: disable=broad-except
      # pylint: disable=unnecessary-pass
      try:
          shutil.rmtree(tmp_dir)
      except:
          pass
  
file_path: dragonfly/examples/nas/cnn_function_caller.py
imports: from copy import deepcopy
  import os
  import shutil
  import tempfile
  from time import sleep
  from nn_function_caller import NNFunctionCaller
  from cg.cifar import run_tensorflow_cifar
label_desc: Use image node_id 3 for calling the CNNFunctionCaller obj's underlying member method code with example usage: obj._clean_up(cls, tmp_dir) without return types