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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 serialize(self, tag):
 """Return the literal representation of a tag."""

        handler = getattr(self, f'serialize_{tag.serializer}', None)
        if handler is None:
            raise TypeError(f'Can\'t serialize {type(tag)!r} instance')
        return handler(tag)