class VideoProject():
    [...]
    def getVideo(self, filepath: str)-> cv2.VideoWriter:
        print(self.rate.x, self.rate.y)
        video = cv2.VideoWriter(filepath, cv2.VideoWriter_fourcc(*'mp4v'), float(tick), (self.rate.x, self.rate.y))
        tickers = [Tickable(sp) for sp in self.sprites]
        
        print(self.rate.x, self.rate.y)
        for time in np.arange(0, 5, 0.05):
            img = ~np.zeros((self.rate.x, self.rate.y,3), np.uint8)
            for t in tickers:
                t.tick(time)
                img = t.draw(img)
            video.write(img)
            cv2.imshow("Image", img)
            cv2.waitKey()
        return video
[...]
video = v.getVideo(path+"image\\EZvideo.mp4")
video.release