How To Do It Faster?!?

[Aquila Deus]

andrea.gavana at agip.it wrote:
> Hello NG,
>
>       in my application, I use os.walk() to walk on a BIG directory.
I need
> to retrieve the files, in each sub-directory, that are owned by a
> particular user. Noting that I am on Windows (2000 or XP), this is
what I
> do:
>
> for root, dirs, files in os.walk(MyBIGDirectory):
>
>     a = os.popen("dir /q /-c /a-d " + root).read().split()
>
>     # Retrieve all files owners
>     user = a[18::20]
>
>     # Retrieve all the last modification dates & hours
>     date = a[15::20]
>     hours = a[16::20]
>
>     # Retrieve all the filenames
>     name = a[19::20]
>
>     # Retrieve all the files sizes
>     size = a[17::20]
>
>     # Loop throu all files owners to see if they belong
>     # to that particular owner (a string)
>     for util in user:
>         if util.find(owner) >= 0:
>             DO SOME PROCESSING
>
> Does anyone know if there is a faster way to do this job?

You may use "dir /s", which lists everything recursively.