julius.py 文件源码

def transcribe(self, fp, mode=None):
        cmd = ['julius',
               '-quiet',
               '-nolog',
               '-input', 'stdin',
               '-dfa', self._vocabulary.dfa_file,
               '-v', self._vocabulary.dict_file,
               '-h', self._hmmdefs,
               '-hlist', self._tiedlist,
               '-forcedict']
        cmd = [str(x) for x in cmd]
        self._logger.debug('Executing: %r', cmd)
        with tempfile.SpooledTemporaryFile() as out_f:
            with tempfile.SpooledTemporaryFile() as err_f:
                subprocess.call(cmd, stdin=fp, stdout=out_f, stderr=err_f)
            out_f.seek(0)
            results = [(int(i), text) for i, text in
                       self._pattern.findall(out_f.read())]
        transcribed = [text for i, text in
                       sorted(results, key=lambda x: x[0])
                       if text]
        if not transcribed:
            transcribed.append('')
        self._logger.info('Transcribed: %r', transcribed)
        return transcribed