code: def __init__(self):
      super().__init__()
      f = torch.Tensor([1, 2, 1])
      self.register_buffer("f", f)
  
imports: import math
  from functools import partial
  from math import log2
  from typing import List
  import torch
  import torch.nn.functional
  from einops import rearrange
  from kornia.filters import filter2d
  from nemo.collections.tts.parts.utils.helpers import mask_sequence_tensor
label_desc: Use image node_id 1 to create a new Blur object from inherited base classes: torch.nn with example: obj = Blur()