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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 parse(self, filename: str, language: Optional[str]=None, contents: Optional[str]=None, mode: Optional[ModeType]=None, timeout: Optional[int]=None) -> ResultContext: """ Queries the Babelfish server and receives the UAST response for the specified file. :param filename: The path to the file. Can be arbitrary if contents \ is not None. :param language: The programming language of the file. Refer to \ https://doc.bblf.sh/languages.html for the list of \ currently supported languages. None means autodetect. :param contents: The contents of the file. IF None, it is read from \ filename. :param mode: UAST transformation mode. :param timeout: The request timeout in seconds. :type filename: str :type language: str :type contents: str :type timeout: float :return: UAST object. """


        # TODO: handle syntax errors
        contents = self._get_contents(contents, filename)
        request = ParseRequest(filename=os.path.basename(filename),
                               content=contents, mode=mode,
                               language=self._scramble_language(language))
        response = self._stub_v2.Parse(request, timeout=timeout)
        return ResultContext(response)