def _appendChild(self, node):
        if node is None:
            raise TypeError, 'node is None'
        self.node.appendChild(node)
Test for Set answers to debconf questions for a package.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/SOAPpy/wstools/Utility.py/ElementProxy._appendChild--crossover with--dataset/ETHPy150Open saltstack/salt/tests/unit/modules/debconfmod_test.py/DebconfmodTestCase.test_set_