def VisitClassType(self, node):
    if node.name.startswith('~unknown'):
        return pytd.ClassType(self.cls_to_canonical_name[self.name_to_cls[node.name]], None)
    else:
        return node
def VisitClassType(self, node):
    if node.name.startswith('~unknown'):
        return pytd.ClassType(self.cls_to_canonical_name[self.name_to_cls[node.name]], None)
    else:
        return node