code: def __call__(self, x, some_arg1, some_arg2):
      # without forced args equivalent to (x + some_arg1 * 2 + some_arg2)
      y = self.seq(x, some_arg=some_arg1)
      return self.op1(y, some_arg2)
  
imports: import functools
  import inspect
  import unittest
  from typing import Tuple
  import numpy
  from jax import numpy
  import objax
  from objax.typing import JaxArray
label_desc: Use image node_id 2 for calling the ModelBlockWithArg obj's underlying member method code with example usage: obj.__call__(x, some_arg1, some_arg2) and returns: self