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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 canonical_uri_path(self):
 """ The canonicalized URI path from the request. """

        result = getattr(self, "_canonical_uri_path", None)
        if result is None:
            result = self._canonical_uri_path = get_canonical_uri_path(
                self.uri_path)
        return result