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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def isEmpty(self):
 """ Is a given array, string, or object empty? An "empty" object has no enumerable own-properties. """

        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)