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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 prepare(self, node):
 """ Add nodes for each global declarations in the result graph. No edges are added as there are no type builtin type dependencies. """

        super(TypeDependencies, self).prepare(node)
        for v in self.global_declarations.values():
            self.result.add_node(v)
        self.result.add_node(TypeDependencies.NoDeps)