code: def test_accumulator(self):
      # the C API uses an accumulator that collects after 100,000 appends
      lst = [0] * 100000
      self.assertEqual(json.loads(json.dumps(lst)), lst)
  
imports: from unittest import TestCase
  from simplejson.compat import StringIO, long_type, b, binary_type, text_type, PY3
  import simplejson
label_desc: Use image node_id 8 for calling the TestDump obj's underlying member method code with example usage: obj.test_accumulator() without return types