code: def test_recordable_attributes(self):
      miner = TripletMarginMiner()
      emb, labels = torch.randn(32, 32), torch.randint(0, 3, size=(32,))
      miner(emb, labels)
      self.assertNotEqual(miner.avg_triplet_margin, 0)
      self.assertNotEqual(miner.pos_pair_dist, 0)
      self.assertNotEqual(miner.neg_pair_dist, 0)
  
file_path: pytorch-metric-learning/tests/miners/test_triplet_margin_miner.py
imports: import unittest
  import torch
  from pytorch_metric_learning.distances import CosineSimilarity, LpDistance
  from pytorch_metric_learning.miners import TripletMarginMiner
  from ..None import TEST_DEVICE, TEST_DTYPES, WITH_COLLECT_STATS
  from ..zzz_testing_utils import testing_utils
  from ..zzz_testing_utils.testing_utils import angle_to_coord
label_desc: Use image node_id 3 for calling the TestTripletMarginMiner obj's underlying member method code with example usage: obj.test_recordable_attributes() without return types