os.walk() usage

[bruno modulix]

rbt wrote:
> I'm trying to write very small, modular code as functions to break up a 
> big monolithic script that does a file system search for particular 
> strings. The script works well, but it's not easy to maintain or add 
> features to.
> 
> I'd like to have a function that builds a list of files with os.walk() 
> and then have other functions accept that list as a parameter and modify 
> it as needed. For example, if the user has specified that certain files 
> and folders be excluded from the walk, I'd like to have functions like 
> this:
> 
> def build_list(path):
>     fs_list = os.walk(path)
>     return fs_list
> 
> def skip_files(fs_list):
>     remove files
>     return fs_list
> 
> def skip_dirs(fs_list):
>     remove dirs
>     return fs_list
> 
> def search(fs_list):
>     pass
> 
> The problem I'm encountering is passing the list to other functions. 

err...

search(skip_files(skip_dirs(build_list(path)))) ?

What's your problem *exactly* ?-)

BTW, you may want to have a look at the path module :
http://www.jorendorff.com/articles/python/path/

-- 
bruno desthuilliers
python -c "print '@'.join(['.'.join([w[::-1] for w in p.split('.')]) for 
p in 'onurb at xiludom.gro'.split('@')])"