Cannot execute Windows commands via Python in 64-bit

[nsjmetzger at gmail.com (minitotoro)]

On May 2, 3:07 pm, Larry Bates <larry.ba... at websafe.com> wrote:
> nsjmetz... at gmail.com wrote:
> > I have a script that runs fine in Windows 2003 (32-bit). It basically
> > calls the Windows defrag command. When I try the exact same code on
> > Windows 2003 (64-bit) I get the following message:
>
> >  C:\Scripts>autodefrag.py
> > Starting defragment:  defrag -v C: >>c:/Scripts/DEFRAG20070502.log
> > 'defrag' is not recognized as an internal or external command,
> > operable program or batch file.
>
> > I have tried defrag.exe and even giving it the full path to
> > defrag.exe. Always the same result. Here is the python code that is
> > generating this error:
>
> > cmd = "defrag -v C: >>c:/Scripts/DEFRAG20070502.log"
> > print "Starting defragment: ", cmd
> > errorlevel = os.system(cmd)
>
> > Anyone know what the heck is going on and how to fix it? This code
> > works fine on my 32-bit windows machines.
> > Thanks.
>
> Sounds like system can't find defrag.  Usually this is because of a path
> issue.  Are you running the script in the foreground or scheduled?  Can
> you open a command prompt and enter the command and have it work?  If
> you give full path, this shouldn't be the problem.
>
> -Larry

I have tried foreground and scheduled (neither works). I can run
defrag from the command prompt with no problem. If I give it the full
path in the script it still fails. I am completely befuddled. Help.