Basic question

Guilherme Polo ggpolo at gmail.com
Wed Feb 13 13:48:26 CET 2008


2008/2/13, WILLIAM SCHMIDT <WSCHMIDT at colsa.com>:
> In several places in the Python documentation I have run across an extra "r" that I can not explain:
>
>
>  *****************************
>  In sys.path after the open bracket:
>        sys.path = [r'd:\temp']
>
>  In the on line help in the DATA section (towards the end):
>
>  >>> help('sys')
>  Help on built-in module sys:
>
>  ~~~~  truncated ~~~~
>
>  DATA
>     exec_prefix = r'C:\Python25'
>     executable = r'C:\Python25\pythonw.exe'
>     path = [r'C:\Python25\Lib\idlelib', r'C:\Python25\python25.zip', r'C:\...
>     prefix = r'C:\Python25'
>     version = '2.5.1 (r251:54863, Apr 18 2007, 08:51:08) [MSC v.1310 32 bi...
>  *****************************
>
>  Can someone explain what that "r" is doing and where I would find it in the documentation?
>
>  Thank you in advance for your assistance.
>
>  William T. Schmidt
>
>
>
>
>  --
>  http://mail.python.org/mailman/listinfo/python-list
>

"r" is a string literal indicating that a raw string follows. You can
read about it and more here: http://docs.python.org/ref/strings.html

-- 
-- Guilherme H. Polo Goncalves



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