code: def testRadd(self):
      self._testBinOp(
          [1, 2], [3, 4], [4, 6], lambda a, b: b.__radd__(a)
      )
  
imports: from collections import abc
  import numpy
  import tensorflow.compat.v2
  from trax.tf_numpy.numpy_impl import arrays
  from trax.tf_numpy.numpy_impl import math_ops
label_desc: Use image node_id 6 for calling the ArrayTest obj's underlying member method code with example usage: obj.testRadd() without return types