# 國際化

本章所描述的模組透過提供用於程式訊息中語言的選擇機制或是調整輸出以符合當地慣例，來幫助你編寫不依賴語言和地區設定的軟體

本章節所描述的模組列表為：

- `gettext` --- 多語言國際化服務
  - GNU gettext API
  - Class-based API
    - The `NullTranslations` class
    - The `GNUTranslations` class
    - Solaris message catalog support
    - The Catalog constructor
  - Internationalizing your programs and modules
    - Localizing your module
    - Localizing your application
    - Changing languages on the fly
    - Deferred translations
  - 致謝
- `locale` --- 國際化服務
  - Background, details, hints, tips and caveats
  - For extension writers and programs that embed Python
  - Access to message catalogs