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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 _backspaced_single_line_animation(animation_, *args, **kwargs):
 """Turn an animation into an automatically backspaced animation. Args: animation: A function that returns a generator that yields strings for animation frames. args: Arguments for the animation function. kwargs: Keyword arguments for the animation function. Returns: the animation generator, with backspaces applied to each but the first frame. """

    animation_gen = animation_(*args, **kwargs)
    yield next(animation_gen)  # no backing up on the first frame
    yield from util.concatechain(
        util.BACKSPACE_GEN(kwargs['width']), animation_gen)