code: def test_that_names_generated():
      class SomeClass:
          pass
  
      some_class = SomeClass()
  
      name = gen_name_from_class(some_class)
      assert name == "SomeClass_0"
  
imports: from interpret.utils._explanation import gen_perf_dicts, gen_name_from_class
  import numpy
label_desc: Use image node_id 3 for calling a global function with example usage: test_that_names_generated() without return types