code: def test_recall_at_100():
      value = recall_at(100)
      assert value >= 0.95
  
file_path: annoy/test/dot_index_test.py
imports: import random
  import numpy
  import pytest
  from annoy import AnnoyIndex
label_desc: Use image node_id 8 for calling a global function with example usage: test_recall_at_100() without return types