[Numpy-discussion] f2py and pygtk on windows

[Christoph Gohlke]

On 3/9/2012 11:50 AM, Sameer Grover wrote:
>>>> import gtk
>>>> import foo # where foo is any f2py-wrapped program
>
> Subsequently, on exiting python interpreter, the interpreter crashes
> with this error message - "This application has requested the Runtime
> to terminate it in an unusual way. Please contact the application's
> support team for more information."
>
> Strangely enough, interchanging the order of the import statements,
> i.e. importing the f2py wrapped program before gtk works fine.
> Furthermore, each module works fine individually.
>
> This is a windows-only problem. I'm using Windows 7, Python 2.7,
> latest numpy, mingw32 compiler and the "pygtk all-in-one installer"
> (mentioned on the pygtk download page).
>
> This happens even for very simple fortran programs such as this one -
> subroutine hello ()
>      write(*,*)'Hello from Fortran90!!!'
> end subroutine hello
>
> I don't know whether the problem is with f2py or with gtk or with
> python but maybe somebody can shed some light on this.
>
> Regards,
> Sameer Grover

The error can be due to memory corruption. It works for me with 
msvc9/ifort builds of the pygtk and f2py extensions.

Which DLLs does foo.pyd depend on (use DependencyWalker)?

Christoph