code: def test_bound_method_no_self(self):
      class Foo(object):
          def bar(*args):  # pylint:disable=no-method-argument
              return args[1] + args[2]
  
      self.assertEqual((), function_utils.fn_args(Foo().bar))
  
imports: import functools
  from tensorflow.python.platform import test
  from tensorflow.python.util import function_utils
label_desc: Use image node_id 4 for calling the FnArgsTest obj's underlying member method code with example usage: obj.test_bound_method_no_self() and returns: unknown