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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 _raise_on_unsupported_token(self, request):
 """Raise on unsupported tokens."""

        if (request.token_type_hint and
            request.token_type_hint in self.valid_token_types and
            request.token_type_hint not in self.supported_token_types):
            raise UnsupportedTokenTypeError(request=request)