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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 create(self, sid):
 """ Create a new ShortCodeInstance :param unicode sid: The SID of a Twilio ShortCode resource :returns: Newly created ShortCodeInstance :rtype: twilio.rest.proxy.v1.service.short_code.ShortCodeInstance """

        data = values.of({'Sid': sid, })

        payload = self._version.create(
            'POST',
            self._uri,
            data=data,
        )

        return ShortCodeInstance(self._version, payload, service_sid=self._solution['service_sid'], )