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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 save(self, path):
        ''' Save source video to file.

        Args:
            path (str): Filename to save to.

        Notes: Saves entire source video to file, not just currently selected
            frames.
        '''
        # IMPORTANT WARNING: saves entire source video
        self.clip.write_videofile(path, audio_fps=self.clip.audio.fps)