code: def _sub_loss_names(self):
      return ["loss"]
  
file_path: pytorch-metric-learning/src/pytorch_metric_learning/losses/base_metric_loss_function.py
imports: import inspect
  from ..utils import common_functions
  from ..utils.module_with_records_and_reducer import ModuleWithRecordsReducerAndDistance
  from .mixins import EmbeddingRegularizerMixin
label_desc: Use image node_id 5 for calling the BaseMetricLossFunction obj's underlying member method code with example usage: obj._sub_loss_names() and returns: list