code: def diff_round_fwd(x):
      return diff_round(x), None
  
imports: import typing
  from functools import partial
  import jax
  import jax.numpy
  import matplotlib.pyplot
  import numpy
  import optax
  from datasets import load_dataset
  from flax.experimental import nnx
label_desc: Use image node_id 2 for calling a global function with example usage: diff_round_fwd(x) and returns: diff_round,  None