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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 code(self):
 """the http status code to return to the client, by default, 200 if a body is present otherwise 204"""

        code = getattr(self, '_code', None)
        if not code:
            if self.has_body():
                code = 200
            else:
                code = 204

        return code