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

'''
#v1
def create_ellipses_and_loft():     
    major_radius = 8.5      
    minor_radius = 4.5      
    num_ellipses = 10    
    spacing = 7        

    plane = rs.WorldXYPlane()
    ellipses = []
    for i in range(num_ellipses):
        if i % 2:
            ellipse = rs.AddEllipse(plane, major_radius, minor_radius)
        else:
            ellipse = rs.AddEllipse(plane, minor_radius, major_radius)
        rs.RotateObject(ellipse, (120, 60, 0), i * (370 / num_ellipses), (0.8, 1, 0.2))
        ellipses.append(ellipse)
    
    srf = rs.AddLoftSrf(ellipses, closed=True)
    rs.MoveObject(srf, (0, 0, 85))
    rs.DeleteObjects(ellipses)


create_ellipses_and_loft()
'''

#v2
number = 22
plane = rs.WorldXYPlane()
abstand = 5
crvs = []

for i in range(number):
    if i % 2:
        curve = rs.AddEllipse(plane, 8, 3)
    else:
        curve = rs.AddEllipse(plane, 8, 18)
    rs.RotateObject(curve, (50, 0, 0), i * (360 / number), (0, 1, 0))
    crvs.append(curve)

srf = rs.AddLoftSrf(crvs, closed=True)
rs.MoveObject(srf, (0, 0, 58))
rs.DeleteObjects(crvs)

#both variants work