用自己喜欢的文本编辑器，打开项目根内的文件url . py并参照清单5更改代码。

With your favorite text editor, open the file url.py in the root of your project and change the code to match Listing 5.

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因为本文将逐步介绍该脚本文件中的代码行，所以您既可以参照清单1所示的代码，也可以用您偏爱的文本编辑器打开该脚本文件。

As the article steps through the lines in this script file, you can either follow along with the code shown in Listing 1 or open the script file in your favorite text editor.

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全新的用户界面：用户界面已经过重新设计，易用性，包括预览参照预置，进入编辑功能在一个窗口。

New User Interface: The UI has been redesigned for ease of use, including previews of light presets and access to editing functions in one window.

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