Returns a Drive instance

        :param drive_id: the drive_id to be retrieved
        :return: Drive for the id
        :rtype: Drive

def get_drive(self, drive_id):
        """ Returns a Drive instance

        :param drive_id: the drive_id to be retrieved
        :return: Drive for the id
        :rtype: Drive
        """
        if not drive_id:
            return None

        url = self.build_url(
            self._endpoints.get('get_drive').format(id=drive_id))

        response = self.con.get(url)
        if not response:
            return None

        drive = response.json()

        # Everything received from cloud must be passed as self._cloud_data_key
        return self.drive_constructor(con=self.con, protocol=self.protocol,
                                      main_resource=self.main_resource,
                                      **{self._cloud_data_key: drive})