code: def build_anchor_generator(cfg, default_args=None):
      warnings.warn(
          "``build_anchor_generator`` would be deprecated soon, please use "
          "``build_prior_generator`` "
      )
      return build_prior_generator(cfg, default_args=default_args)
  
label_desc: Use image node_id 2 for calling a global function with example usage: build_anchor_generator(cfg, default_args) and returns: build_prior_generator