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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 read_data(self, timeout=10.0):
 """Read blocks of raw PCM data from the file."""

        # Read from stdout in a separate thread and consume data from
        # the queue.
        start_time = time.time()
        while True:
            # Wait for data to be available or a timeout.
            data = None
            try:
                data = self.stdout_reader.queue.get(timeout=timeout)
                if data:
                    yield data
                else:
                    # End of file.
                    break
            except queue.Empty:
                # Queue read timed out.
                end_time = time.time()
                if not data:
                    if end_time - start_time >= timeout:
                        # Nothing interesting has happened for a while --
                        # FFmpeg is probably hanging.
                        raise ReadTimeoutError('ffmpeg output: {}'.format(
                            ''.join(self.stderr_reader.queue.queue)
                        ))
                    else:
                        start_time = end_time
                        # Keep waiting.
                        continue