On Jan 4, 3:09 pm, Alex Willmer <a...@moreati.org.uk> wrote:
> On Jan 4, 8:20 pm, Google Poster <gopos...@jonjay.com> wrote:
>
> > Can any of you nice folks post a snippet of how to perform a listing
> > of the current directory and save it in a string?
>
> > Something like this:
>
> > $ setenv FILES = `ls`
>
> > Bonus: Let's say that I want to convert the names of the files to
> > lowercase? As 'tolower()'
>
> I'd just like to mention one more python nicety: list comprehension.
> If you wanted the filenames as a list of strings, with each made
> lowercase then the following would serve well:
>
> import os
> filenames = os.listdir('.')
> filenames_lower = [fn.lower() for fn in filenames]
>
> You could also combine this into one line:
>
> import os
> filenames_lower = [fn.lower() for fn in os.listdir('.')]
>
> Regards, AlexThe syntax reminds me of Lots of Interspersed Silly Parentheses (L.I.S.P.), but without the parentheses. :-) -Ramon -- http://mail.python.org/mailman/listinfo/python-list
