class_docstr: Exception class to handle not ok Status.
code: def __str__(self):
      e = _status_to_exception(self)
      return "%s: %s" % (e.__class__.__name__, e)
  
file_path: tensorflow-upstream/tensorflow/python/eager/core.py
imports: from tensorflow.python import pywrap_tfe
  from tensorflow.python.framework import errors
  from tensorflow.python.platform import tf_logging
label_desc: Use image node_id 2 for calling the _NotOkStatusException obj's underlying member method code with example usage: obj.__str__() and returns: unknown