This is to ensure that all programs, utilities, functions, scripts, and more called by the script are accessible using a listed directory in the variable.
这确保可以通过此变量中列出的目录访问脚本调用的所有程序、实用程序、函数、脚本等等。
The utilities in the Accessibility Toolkit handle the following aspects of the accessible GUI development process
可访问性工具箱中的实用程序处理可访问 GUI 开发过程中的以下方面
By publishing your package on the Python package Index (PyPI), you'll make it easily accessible through utilities like PIP or easy_install.
如果在Python Package Index (PyPI)上发布您的包，那么就可以通过像pip或easy_install这样的实用工具轻易地对其进行访问。
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