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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 make_movie(structures, output_filename="movie.mp4", zoom=1.0, fps=20, bitrate="10000k", quality=1, **kwargs):
 """ Generate a movie from a sequence of structures using vtk and ffmpeg. Args: structures ([Structure]):
 sequence of structures output_filename (str):
 filename for structure output. defaults to movie.mp4 zoom (float):
 A zoom to be applied to the visualizer. Defaults to 1.0. fps (int):
 Frames per second for the movie. Defaults to 20. bitrate (str):
 Video bitate. Defaults to "10000k" (fairly high quality). quality (int):
 A quality scale. Defaults to 1. \\*\\*kwargs: Any kwargs supported by StructureVis to modify the images generated. """

    vis = StructureVis(**kwargs)
    vis.show_help = False
    vis.redraw()
    vis.zoom(zoom)
    sigfig = int(math.floor(math.log10(len(structures))) + 1)
    filename = "image{0:0" + str(sigfig) + "d}.png"
    for i, s in enumerate(structures):
        vis.set_structure(s)
        vis.write_image(filename.format(i), 3)
    filename = "image%0" + str(sigfig) + "d.png"
    args = ["ffmpeg", "-y", "-i", filename,
            "-q:v", str(quality), "-r", str(fps), "-b:v", str(bitrate),
            output_filename]
    subprocess.Popen(args)