RPy is one of a number of programming tools available for communication between R(ArrLanguage) and PythonLanguage. See http://rpy.sourceforge.net/ which describes two ''flavours'' - '''rpy''' and '''rpy2'''. ---- Example using '''rpy2''' import rpy2.robjects as robjects pi = robjects.r('pi') print 'pi = ',pi[0] ---- CategoryPython CategorySoftwareTool