code: def __init__(self, fn=None, hide_fn=lambda msg: True):
      self.hide_fn = hide_fn
      super().__init__(fn)
  
imports: import random
  import warnings
  import weakref
  from collections import OrderedDict
  import numpy
  import torch
  from pyro.distributions import validation_enabled
label_desc: Use image node_id 1 to create a new block object from inherited base classes: Messenger with example: obj = block(fn, hide_fn)