code: def get_shape(self):
      return self.height, self.width
  
imports: import math
  import random
  from functools import lru_cache
  from typing import Any, List, Optional, Tuple, Union
  import numpy
  from PIL import Image
  from transformers.image_utils import PILImageResampling
  from ...feature_extraction_utils import BatchFeature, FeatureExtractionMixin
  from ...image_utils import ImageFeatureExtractionMixin, is_torch_tensor
  from ...utils import TensorType, logging
label_desc: Use image node_id 3 for calling the FlavaMaskingGenerator obj's underlying member method code with example usage: obj.get_shape() and returns: self,  self