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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 is_child(self, node):
 """Check if a node is a child of the current node Parameters node : instance of Node The potential child. Returns ------- child : bool Whether or not the node is a child. """

        if node in self.children:
            return True
        for c in self.children:
            if c.is_child(node):
                return True
        return False