code: def __call__(self, x: Tensor) -> Tensor:
      return x.sequential(self.layers)
  
imports: from typing import List, Callable
  from tinygrad import Tensor, TinyJit, nn, GlobalCounters
  from extra.datasets import fetch_mnist
  from tqdm import trange
label_desc: Use image node_id 2 for calling the Model obj's underlying member method code with example usage: obj.__call__(x) and returns: x