使用方法：
打开C盘我的 C:\Documents and Settings\你的用户名\.idlerc 文件夹
里面会有一个 config-highlight.cfg 如果没有请自已创建一个
将下面的代码放到 config-highlight.cfg 里面，并重启IDLE
这下在IDLE的设置highlight项里面就有几个主题了
[blackboard] keyword-background = #0C1021 definition-foreground = #D63A1B error-foreground = #ff0000 string-background = #0C1021 keyword-foreground = #FBDE2D hilite-foreground = #000000 comment-background = #0C1021 hit-foreground = #ffffff builtin-background = #0C1021 stdout-foreground = #eeeeee cursor-foreground = #ffcc00 break-background = #ffff55 comment-foreground = #505050 hilite-background = gray definition-background = #0C1021 stderr-background = #0C1021 hit-background = #0C1021 console-foreground = #87ceeb normal-background = #0C1021 builtin-foreground = #fd9902 stdout-background = #0C1021 console-background = #0C1021 stderr-foreground = #ff3e40 normal-foreground = #F8F8F8 string-foreground = #61CE3C break-foreground = black error-background = #000000 [twilight] keyword-background = #141414 definition-foreground = #c86428 error-foreground = #ff0000 string-background = #141414 keyword-foreground = #c2964b hilite-foreground = #00ffff comment-background = #141414 hit-foreground = #ffffff builtin-background = #141414 stdout-foreground = #eeeeee cursor-foreground = #ffcc00 break-background = #ffff55 comment-foreground = #524d53 hilite-background = #0000a0 definition-background = #141414 stderr-background = #141414 hit-background = #141414 console-foreground = #87ceeb normal-background = #141414 builtin-foreground = #ce3e24 stdout-background = #141414 console-background = #141414 stderr-foreground = #ff3e40 normal-foreground = #FFFFFF string-foreground = #61CE3C break-foreground = black error-background = #000000 [desert] keyword-background = #333333 definition-foreground = #98fb98 error-foreground = #ff0000 string-background = #333333 keyword-foreground = #cc6600 hilite-foreground = #000000 comment-background = #333333 hit-foreground = #ffffff builtin-background = #333333 stdout-foreground = #eeeeee cursor-foreground = #ffcc00 break-background = #ffff55 comment-foreground = #87ceeb hilite-background = gray definition-background = #333333 stderr-background = #333333 hit-background = #333333 console-foreground = #87ceeb normal-background = #333333 builtin-foreground = #519e51 stdout-background = #333333 console-background = #333333 stderr-foreground = #ff3e40 normal-foreground = #f0e68c string-foreground = #ffa0a0 break-foreground = black error-background = #000000 [cobalt] keyword-background = #001B33 definition-foreground = #FFDD11 error-foreground = #ff0000 string-background = #001B33 keyword-foreground = #FF7222 hilite-foreground = #00ffff comment-background = #001B33 hit-foreground = #ffffff builtin-background = #001B33 stdout-foreground = #eeeeee cursor-foreground = #ffcc00 break-background = #ffff55 comment-foreground = #007699 hilite-background = #0000a0 definition-background = #001B33 stderr-background = #001B33 hit-background = #001B33 console-foreground = #87ceeb normal-background = #001B33 builtin-foreground = #D40E36 stdout-background = #001B33 console-background = #001B33 stderr-foreground = #ff3e40 normal-foreground = #F8F8F8 string-foreground = #61CE3C break-foreground = black error-background = #000000
原文：http://my.oschina.net/kyeeliu/blog/518380