目录引言一、理解字符串表示的基本方法1.1 __str__与__repr__的区别与作用1.2 默认行为与必要性和重要性二、基础字符串格式化技术2.1 使用%操作符进行格式化2.2 使用str.format()方法2.3 使用f-string（格式化字符串
I would like to create my own LiveWallpaperPreview, i.e. to show the user a fullscreen preview of what the selected Live Wallpaper looks like (without the \"Set Wallpaper\" and \"Settings\" button tha
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