code: def __init__(self, padding=None, fill=0, **kwargs):
      super().__init__()
      if padding is None:
          raise TypeError("Parameter 'padding' is required")
      self.padding = padding
      self.fill = fill
  
imports: import collections
  import importlib
  import logging
  import random
  import mmf.datasets.processors.functional
  import torch
  from mmf.common.registry import registry
  from mmf.datasets.processors import BaseProcessor
  from omegaconf import OmegaConf
  from torchvision import transforms
label_desc: Use image node_id 1 to create a new Pad object from inherited base classes: BaseProcessor with example: obj = Pad(padding, fill)