code: def _check_specialization(
      self, func, arg, opname, *, should_specialize
  ):
      for _ in range(100):
          func(arg)
  
      if should_specialize:
          self.assertNotIn(opname, self._all_opnames(func))
      else:
          self.assertIn(opname, self._all_opnames(func))
  
imports: import unittest
  import dis
  from test import support
  from test.support import import_helper
label_desc: Use image node_id 5 for calling the TypeCacheWithSpecializationTests obj's underlying member method code with example usage: obj._check_specialization(func, arg, opname) without return types