code: def test_add_nndescent_IP(self):
      self.subtest_add(1, 480, faiss.METRIC_INNER_PRODUCT)
  
imports: import numpy
  import unittest
  import faiss
  import tempfile
  import os
  from common_faiss_tests import get_dataset_2
label_desc: Use image node_id 10 for calling the TestNSG obj's underlying member method code with example usage: obj.test_add_nndescent_IP() without return types