程式框架
********

The modules described in this chapter are frameworks that will largely
dictate the structure of your program.  Currently the modules
described  here are all oriented toward writing command-line
interfaces.

完整的模組列表為：

* "turtle" --- 龜圖學 (Turtle graphics)

  * 介紹

  * 教學

    * 啟動一個烏龜環境

    * 基本繪圖

      * Pen control

      * The turtle's position

    * Making algorithmic patterns

  * How to...

    * Get started as quickly as possible

    * Use the "turtle" module namespace

    * Use turtle graphics in a script

    * Use object-oriented turtle graphics

  * Turtle graphics reference

    * Turtle methods

    * Methods of TurtleScreen/Screen

  * Methods of RawTurtle/Turtle and corresponding functions

    * Turtle motion

    * Tell Turtle's state

    * Settings for measurement

    * Pen control

      * Drawing state

      * Color control

      * Filling

      * More drawing control

    * Turtle state

      * Visibility

      * Appearance

    * Using events

    * Special Turtle methods

    * Compound shapes

  * Methods of TurtleScreen/Screen and corresponding functions

    * Window control

    * Animation control

    * Using screen events

    * Input methods

    * Settings and special methods

    * Methods specific to Screen, not inherited from TurtleScreen

  * Public classes

  * 解釋

  * Help and configuration

    * How to use help

    * Translation of docstrings into different languages

    * How to configure Screen and Turtles

  * "turtledemo" --- Demo scripts

  * Changes since Python 2.6

  * Changes since Python 3.0

* "cmd" --- 以列為導向的指令直譯器支援

  * Cmd 物件

  * Cmd Example

* "shlex" --- 簡單的語法分析

  * shlex 物件

  * Parsing Rules

  * Improved Compatibility with Shells
