convexe polygon around a shape

[Ofnuts]

Code:

listOfPointsTupple=[]
   while len(listOfPoints)>1:
       listOfPointsTupple.append((listOfPoints.pop(0),listOfPoints.pop(0)))

Much more pythonic (and likeky faster):

Code:

listOfPointsTupple=zip((listOfPoints[0::2],listOfPoints[1::2])