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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 _streaming_request_iterable(self, config, requests):
 """A generator that yields the config followed by the requests. Args: config (~.speech_v1.types.StreamingRecognitionConfig):
 The configuration to use for the stream. requests (Iterable[~.speech_v1.types.StreamingRecognizeRequest]):
 The input objects. Returns: Iterable[~.speech_v1.types.StreamingRecognizeRequest]):
 The correctly formatted input for :meth:`~.speech_v1.SpeechClient.streaming_recognize`. """

        yield self.types.StreamingRecognizeRequest(streaming_config=config)
        for request in requests:
            yield request