code: def test_keys_reuse(self):
      s = '[{"a_key": 1, "b_\xe9": 2}, {"a_key": 3, "b_\xe9": 4}]'
      self.check_keys_reuse(s, self.loads)
      decoder = self.json.decoder.JSONDecoder()
      self.check_keys_reuse(s, decoder.decode)
      self.assertFalse(decoder.memo)
  
imports: import decimal
  from io import StringIO
  from collections import OrderedDict
  from test.test_json import PyTest, CTest
  from test import support
label_desc: Use image node_id 7 for calling the TestDecode obj's underlying member method code with example usage: obj.test_keys_reuse() without return types