code: def build_loss(cfg):
      """Build loss."""
      return LOSSES.build(cfg)
  
file_path: lavis/lavis/common/annotator/uniformer/mmseg/models/builder.py
imports: import warnings
  from annotator.uniformer.mmcv.cnn import MODELS
  from annotator.uniformer.mmcv.utils import Registry
label_desc: Use image node_id 4 for calling a global function with example usage: build_loss(cfg) and returns: LOSSES