code: def pil_loader(path):
      # open path as file to avoid ResourceWarning (https://github.com/python-pillow/Pillow/issues/835)
      with open(path, "rb") as f:
          img = Image.open(f)
          return img.convert("RGB")
  
imports: import torch.utils.data
  from torch.utils.data import Dataset
  from torchvision import transforms
  from PIL import Image
  import os
  import os.path
  import sys
label_desc: Use image node_id 4 for calling a global function with example usage: pil_loader(path) and returns: img