code: def __init__(self, nx, hparams):
      self.nx = nx
      self.norm1 = Norm(hparams.n_embd)
      self.attn = Attn(hparams.n_embd)
      self.norm2 = Norm(hparams.n_embd)
      self.mlp = MLP(nx, nx * 4)
  
imports: import json
  import os
  import sys
  import jax.numpy
  import numpy
  import objax
  from objax.variable import TrainVar
label_desc: Use image node_id 1 to create a new Block object from inherited base classes: objax.module with example: obj = Block(nx, hparams)