如何用Python 2.5.1帮助文档设置

如何用Python 2.5.1帮助文档设置，相信很多没有经验的人对此束手无策，为此本文总结了问题出现的原因和解决方法，通过这篇文章希望你能解决这个问题。

Python 2.5.1 帮助文档设置问题

Python 2.5.1 (r251:54863, Apr 8 2008, 01:20:16)

1. [GCC 4.3.0 20080404 (Red Hat 4.3.0-6)] on linux2

2. Type "help", "copyright", "credits" or "license"
   for more information.

3. >>> help('print')

4. Sorry, topic and keyword documentation is not
   available because the Python

5. HTML documentation files could not be found.
   If you have installed them,

6. please set the environment variable PYTHONDOCS
   to indicate their location.

7. On the Microsoft Windows operating system, the
   files can be built by

8. running "hh -decompile . PythonNN.chm" in the
   C:\PythonNN\Doc> directory.

9. >>>

操作系统是fedora 9。首先，下载帮助文档。然后，解压至/home/sword/下载/Python-Docs-2.5

[sword@localhost Python-Docs-2.5]$ ls  about.html api doc icons inst mac ref whatsnew  acks.html dist ext index.html lib modindex.html tut  [sword@localhost Python-Docs-2.5]$ pwd

在Python 2.5.1 帮助文档设置问题中你需要在/home/sword/下载/Python-Docs-2.5***，修改配置文件~/.bash_profile，末尾加一句：PYTHONDOCS=/home/sword/下载/Python-Docs-2.5export PYTHONDOCS

1. $ python

2. Python 2.5.1 (r251:54863, Apr 8 2008, 01:20:16)

3. [GCC 4.3.0 20080404 (Red Hat 4.3.0-6)] on linux2

4. Type "help", "copyright", "credits" or "license"
   for more information.

5. >>> help('print')

6.6 The print statement

1. print_stmt ::= "print" ( [expression[1] (","
   expression[2])* [","]]

2. | ">>" expression[3] [("," expression[4])+ [","]] )

3. Download entire grammar as text.[5]

4. ...

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