code: def already_reduced_reduction(
      self, losses, loss_indices, embeddings, labels
  ):
      assert losses.ndim == 0 or len(losses) == 1
      return losses
  
imports: import torch
  from ..utils import common_functions
  from ..utils.module_with_records import ModuleWithRecords
label_desc: Use image node_id 5 for calling the BaseReducer obj's underlying member method code with example usage: obj.already_reduced_reduction(losses, loss_indices, embeddings, labels) and returns: losses