subprocess cwd keyword.

[Leo Kislov]

Ivan Vinogradov wrote:
> Dear All,
>
> I would greatly appreciate a nudge in the right direction concerning
> the use of cwd argument in the call function from subprocess module.
>
> The setup is as follows:
>
> driver.py		<- python script
> core/  			<- directory
> 	main		<- fortran executable in the core directory
>
>
> driver script generates some input files in the core directory. Main
> should do its thing and dump the output files back into core.
> The problem is, I can't figure out how to do this properly.
>
> call("core/main") works but uses .. of core for input/output.
>
> call("core/main",cwd="core") and call("main",cwd="core") both result in
[snip exception]

Usually current directory is not in the PATH on UNIX. Try
call("./main",cwd="core") 

  -- Leo