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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 get_next(self, oid):
 """Use PySNMP to perform an SNMP GET NEXT operation on a table object. :param oid: The OID of the object to get. :raises: SNMPFailure if an SNMP request fails. :returns: A list of values of the requested table object. """

        try:
            results = self.cmd_gen.nextCmd(self._get_auth(),
                                           self._get_transport(),
                                           oid)
        except snmp_error.PySnmpError as e:
            raise SNMPFailure(SNMP_FAILURE_MSG % ("GET_NEXT", e))

        error_indication, error_status, error_index, var_binds = results

        if error_indication:
            # SNMP engine-level error.
            raise SNMPFailure(
                SNMP_FAILURE_MSG % ("GET_NEXT", error_indication))

        if error_status:
            # SNMP PDU error.
            raise SNMPFailure(
                "SNMP operation '%(operation)s' failed: %(error)s at"
                " %(index)s" %
                {'operation': "GET_NEXT", 'error': error_status.prettyPrint(),
                 'index':
                     error_index and var_binds[int(error_index) - 1]
                     or '?'})

        return [val for row in var_binds for name, val in row]