Arr Py

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]