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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 vendor_id(self, vendor_id):
 """ Sets the vendor_id of this DeviceDataPostRequest. The device vendor ID. :param vendor_id: The vendor_id of this DeviceDataPostRequest. :type: str """

        if vendor_id is not None and len(vendor_id) > 255:
            raise ValueError("Invalid value for `vendor_id`, length must be less than or equal to `255`")

        self._vendor_id = vendor_id