import rhinoscriptsyntax as rs 
import random as ran 
rs.DeleteObjects(rs.AllObjects())

number=20
plane=rs.WorldXYPlane()
abstand=5
crvs=[]
#make loft


#Ring
for i in range (number):
    if i%2:
        curve=rs.AddEllipse(plane,20,10)
    else:
        curve=rs.AddEllipse(plane,10,20)
    rs.RotateObject(curve,(60,0,0),i*(360/number),(0,2,0))
    crvs.append(curve)
rs.AddLoftSrf(crvs,closed=True)