Fix for python 2.4, and to prevent warnings relating to missing sx and gx apis being printed with prman.
Fix for python 2.4, and to prevent warnings relating to missing sx and gx apis being printed with prman.

code-google-com/cortex-vfx,ruschelp/cortex-vfx,code-google-com/cortex-vfx,code-google-com/cortex-vfx,code-google-com/cortex-vfx,ruschelp/cortex-vfx,ruschelp/cortex-vfx