import rhinoscriptsyntax as rs

allobjs = rs.AllObjects()
rs.DeleteObjects (allobjs)
hgt = 24

# draw a closed curve
rs.Command ("-_Curve Degree=2 0,0,0 20,-1,0 20,12,0 0,10,0 Close_Enter")
crv = rs.FirstObject (select=True)

# extrude the curve
rs.Command ("-_ExtrudeCrv Solid {} _Enter" .forma(hgt))
srf = rs.FirstObject (select=True)


# use handles to change NURBS shape
rs.Command ("-_Rebuild UPointCount= 10 VPointCount=4 UDegree=3 VDegree=3 DeleteInput=Yes_Enter")
rs.EnableObjectGrips (srf, True)


pointlist = rs.ObjectGripsLocations (srf)
print pointlist
for i, pt enumerate (pointlist):
        cmd = "-Dot {} {} _Enter" .format (str(i) , str(pt))
        rs.Command (cmd, False)


rs.SelectObjectGrip (srf,23)
rs.SelectObjectGrip (srf,35)
rs.Command ("-_Move 0,0,0 15,0,0 _Enter")
rs.UnselectAllObjects()

rs.SelectObjectGrip (srf,20)
rs.Command ("-_Move 0,0,0 15,0,0 _Enter")
rs.UnselectAllObjects()

rs.EnableObjectGrips (srf, false)

# create contourline in Z-direction and extrude them (floor plates)
rs.Command("Contour 0,0,0 0,0,1 3.0 _Enter")
rs.Command ("_ExtrudeCrv Solid=Yes 0.3 _Enter")


# create contourlines in X-direction and use pope command (vertical support)
rs.SelectObject (srf)
rs.Command("Contour 0,0,0 1,0,0 2.0 _Enter")
rs.pipe ("Pipe 0.2 _Enter")

rs.DeleteObjects(srf)