Listing only directories?

Andrew Bennetts andrew-pythonlist at puzzling.org
Mon Jun 2 12:11:39 CEST 2003


On Mon, Jun 02, 2003 at 11:01:55AM +0100, Richard wrote:
> Hi,
> 
> I am using os.listdir(root) to get a file and directory listing of the
> 'root' directory. However I am trying to filter out only the directories in
> this listing.
> 
> I have tried the following (after reading up in the manual):
> 
> def listDirectories(root):
>     [f for f in os.listdir(root) if os.path.isdir(f)]
>     return f
> 
> but this doesn't seem to do what I want it to, only seeming to return the
> name of one of the directories it finds.

That's because you're only returning one thing <wink>

> Can anyone tell me what I am doing wrong, and if I'm barking up completely
> the wrong tree?

I think you meant:

def listDirectories(root):
    return [f for f in os.listdir(root) if os.path.isdir(f)]

-Andrew.






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