code: def isEmpty(self):
          
          if self.obj is None:
              return True
          if self._clean.isString():
              ret = self.obj.strip() is ""
          elif self._clean.isDict():
              ret = len(self.obj.keys()) == 0
          else:
              ret = len(self.obj) == 0
          return self._wrap(ret)
docs: Is a given array, string, or object empty?
          An "empty" object has no enumerable own-properties.