path: "tensorflow.estimator.export.ExportOutput"
tf_class {
  is_instance: "<class \'tensorflow.python.estimator.export.export_output.ExportOutput\'>"
  is_instance: "<type \'object\'>"
  member_method {
    name: "__init__"
  }
  member_method {
    name: "as_signature_def"
    argspec: "args=[\'self\', \'receiver_tensors\'], varargs=None, keywords=None, defaults=None"
  }
}