class_docstr: Generic wrapper for PIL Photometric image transforms,
      which affect the color space and not the coordinate
      space of the image
code: def apply_image(self, img):
      img = Image.fromarray(img)
      return np.asarray(super().apply_image(img))
  
imports: import numpy
  import torch
  import torch.nn.functional
  from fvcore.transforms.transform import CropTransform, HFlipTransform, NoOpTransform, Transform, TransformList
  from PIL import Image
label_desc: Use image node_id 2 for calling the PILColorTransform obj's underlying member method code with example usage: obj.apply_image(img) and returns: np