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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 remove(self, node, dirty=True):
 """Remove the given child node. Args: node (gkeepapi.Node):
 Node to remove. dirty (bool):
 Whether this node should be marked dirty. """

        if node.id in self._children:
            self._children[node.id].parent = None
            del self._children[node.id]
        if dirty:
            self.touch()