code: def margin(self, x, y):
      if self.is_inverted:
          return y - x
      return x - y
  
file_path: pytorch-metric-learning/src/pytorch_metric_learning/distances/base_distance.py
imports: import torch
  from ..utils.module_with_records import ModuleWithRecords
label_desc: Use image node_id 7 for calling the BaseDistance obj's underlying member method code with example usage: obj.margin(x, y) and returns: unknown, unknown