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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:
 async def handle_http_exception(self, error: Exception) -> Response: """Handle a HTTPException subclass error. This will attempt to find a handler for the error and if fails will fall back to the error response. """

        handler = self._find_exception_handler(error)
        if handler is None:
            return error.get_response()  # type: ignore
        else:
            return await handler(error)