Renaming of files in OS directory

blur959 blur959 at
Sun Aug 8 12:23:28 CEST 2010

On Aug 8, 6:05 pm, Thomas Jollans <tho... at> wrote:
> On 08/08/2010 10:35 AM, blur959 wrote:
> > On Aug 8, 4:15 pm, Chris Rebert <c... at> wrote:
> >> On Sun, Aug 8, 2010 at 1:02 AM, blur959 <blur... at> wrote:
> >>> Hi, all, I am writing a program that renames files inside OS
> >>> directories the user provides. I am at the early stage of writing it
> >>> and I encountered some problems.
> >>> Below is my code. There is an error i received when i run this code.
> >>> The error is, WindowsError: [Error 123] The filename, directory name,
> >>> or volume label syntax is incorrect.
> >> Well, what directory did you input? Apparently it wasn't a valid or extant one.
> >> Cheers,
> >> Chris
> >> --
> > I input for e.g, "C:" it works, basically, if i input a hard code
> > string inside os.listdir it works, but if i stored the string that the
> > user keyed inside a variable and run os.listdir with the variable,
> > there is that error. But inputing hard code string inside os.listdir
> > isn't what I want when I am writing this program.
> You didn't answert the question. What is the actual string you pass to
> os.listdir after you got it from the user? You could
>     print repr(fileroot)
> to find out.
> My tentative guess is that maybe Windows doesn't like newlines in file
> names (I know UNIX allows them, but they're still usually a bad idea)
> and maybe you string ends with a newline.

I do not get what you mean. The string i passed in is stored inside
the variable fileroot. In the case I tested, i inputed the string "C:
\" inside the raw_input and stored it inside fileroot, I tried
printing repr(fileroot) and it gave me "C:\" as the result and when i
tried running os.listdir(fileroot) i got the error. The string i
passed to os.listdir is the string i keyed inside fileroot under the

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