the Workflow

To run our procedure a renderman procedural primitive is essential basically its a simple code which looks like this

Procedural "RunProgram" ["C:\\Python33\\python.exe C:\\Users\\Rami Fetizanan\\Desktop\\simpleSphere.py" "1"]
        [-1 1 -1 1 -1 1]


For more about procedural primitive here are links :
http://www.dotcsw.com/doc/procedurals.html
http://www.fundza.com/rman_helper/basics1/