path: "tensorflow.RegisterGradient"
tf_class {
  is_instance: "<class \'tensorflow.python.framework.ops.RegisterGradient\'>"
  is_instance: "<type \'object\'>"
  member_method {
    name: "__init__"
    argspec: "args=[\'self\', \'op_type\'], varargs=None, keywords=None, defaults=None"
  }
}