def log_out(self, current_user): self.current_user = None UrTube.current_user_adult_mode = False def watch_video(self, title): if not self.current_user: print('Войдите в аккаунт, чтобы смотреть видео') return else: for video in self.videos: if video.title == title: if video.adult_mode and self.current_user_adult_mode: print('Вам нет 18 лет, пожалуйста покиньте страницу') self.log_out() return else: for second in range(video.time_now, video.duration): print(second + 1, end=' ') time.sleep(1) video.time_now = 0 print('Конец видео') return

This Python code defines two methods in a class: log_out and watch_video.

The log_out method sets the current_user attribute of the class instance to None and also sets the current_user_adult_mode attribute to False.

The watch_video method checks if there is a current user logged in. If there is no user logged in, it prints a message asking the user to log in. If there is a user logged in, it iterates through the videos in the class instance and checks if the video title matches the input title. If a match is found, it checks if the video is in adult mode and if the current user is in adult mode. If the user is not in adult mode and the video is in adult mode, it prints a message asking the user to leave the page and then logs the user out. If the user is in adult mode or the video is not in adult mode, it simulates watching the video by printing the seconds elapsed until the end of the video.

Overall, the watch_video method allows a logged-in user to watch a video from the list of videos in the class instance, taking into account age restrictions and video duration.