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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 set_db_attribute(self, table, record, column, value, key=None):
 """ Sets 'value' into 'column' in 'record' in 'table'. This method is corresponding to the following ovs-vsctl command:: $ ovs-vsctl set TBL REC COL[:KEY]=VALUE """

        if key is not None:
            column = '%s:%s' % (column, key)
        command = ovs_vsctl.VSCtlCommand(
            'set', (table, record, '%s=%s' % (column, value)))
        self.run_command([command])