[vtkusers] downcasting in python wrappers in VTK 4.2.2

[Prabhu Ramachandran]

Hi Brad,

>>>>> "BK" == Brad King <brad.king at kitware.com> writes:

    BK> I didn't write the VTK python packaging code, so I'm not sure
    BK> where this code should be added.  Please find __helper.py and
    BK> add these lines to the bottom:

    BK> import os if os.name == 'posix':
    BK>   import dl sys.setdlopenflags(dl.RTLD_NOW|dl.RTLD_GLOBAL)

A quick confirmation.  Is this a good thing to do in general?  Are
there issues with other Python modules.  I guess not but would
appreciate clarification.

Thanks.
prabhu