code: def Dump(obj,
           sort_keys = False,
           encoder = None):
    text = json.dumps(
        obj,
        indent=2,
        sort_keys=sort_keys,
        ensure_ascii=False,
        cls=encoder,
        separators=_SEPARATORS)
    if compatibility.PY2 and isinstance(text, bytes):
      text = text.decode("utf-8")
    return text