Where does the command "ls" in some doctest files come from ?

KLEIN Stéphane stephane at harobed.org
Tue Sep 9 00:04:29 CEST 2008


Le Mon, 08 Sep 2008 12:51:04 +0000, Steven D'Aprano a écrit :

> On Mon, 08 Sep 2008 12:15:15 +0000, KLEIN Stéphane wrote:
> 
>> Hi,
>> 
>> for example, in http://svn.zope.org/zc.buildout/trunk/src/zc/buildout/
>> tests.py?rev=89831&view=auto test file, there is this doctests :
> 
> [snip]
> 
>>     >>> ls('develop-eggs')
> 
> 
>> I wonder where does the "ls('develop-eggs')" command come from ?
>> 
>> It is doctest buildin command ?
> 
> Easy to find out: import doctest and see for yourself:
> 
>>>> import doctest
>>>> doctest.ls
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> AttributeError: 'module' object has no attribute 'ls'
> 
> You found the ls() function in a docstring from Zope. The doctest seems
> to be testing ls(). That suggests to me that ls() is defined in Zope,
> not doctest.

Well, ls() is one test utility function defined in zc.buildout.testing 
module. This module contain many utility function like mkdir, ls, cat...

 
> Why do you ask?

I'm curious... I've seen this utility and I would like to know how can I 
use it.

Regards,
Stephane




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