code: def _img_tensor(record):
      # convert from RGB to BGR
      img = record.img[:, :, ::-1].copy()
      return im2tensor(img)
  
file_path: icevision/icevision/models/mmdet/common/bbox/dataloaders.py
imports: from icevision.models.mmdet.common.utils import convert_background_from_zero_to_last
  from icevision.core import *
  from icevision.imports import *
  from icevision.models.utils import *
label_desc: Use image node_id 7 for calling a global function with example usage: _img_tensor(record) and returns: im2tensor