class_docstr: MLPerf logger indirection class.
  
  This logger only logs for MLPerf runs, and prevents various errors associated
  with not having the mlperf_compliance package installed.
code: def set_ncf_root(self, path):
      if self._mlperf_log is None:
          return
      self._mlperf_log.ROOT_DIR_NCF = path
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from collections import namedtuple
  import json
  import os
  import re
  import subprocess
  import sys
  import typing
  import tensorflow
label_desc: Use image node_id 8 for calling the Logger obj's underlying member method code with example usage: obj.set_ncf_root(path) without return types