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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 visit_Attribute(self, node):
 """ Compute typing for an attribute node. """

        obj, path = attr_to_path(node)
        # If no type is given, use a decltype
        if obj.isliteral():
            typename = pytype_to_ctype(obj.signature)
            self.result[node] = self.builder.NamedType(typename)
        else:
            self.result[node] = self.builder.DeclType('::'.join(path) + '{}')