code: def load_image(self, image_index):
      return read_image_bgr(self.image_path(image_index))
  
imports: import csv
  import json
  import os
  import warnings
  import numpy
  from PIL import Image
  from .generator import Generator
  from ..utils.image import read_image_bgr
label_desc: Use image node_id 11 for calling the OpenImagesGenerator obj's underlying member method code with example usage: obj.load_image(image_index) and returns: read_image_bgr