code: def test_strip_bom(self):
      content = "\u3053\u3093\u306b\u3061\u308f"
      json_doc = codecs.BOM_UTF8 + b(json.dumps(content))
      self.assertEqual(json.load(BytesIO(json_doc)), content)
      for doc in json_doc, json_doc.decode("utf8"):
          self.assertEqual(json.loads(doc), content)
  
imports: import sys
  import codecs
  from unittest import TestCase
  import simplejson
  from simplejson.compat import unichr, text_type, b, BytesIO
label_desc: Use image node_id 18 for calling the TestUnicode obj's underlying member method code with example usage: obj.test_strip_bom() without return types