curve extraction

#############################################
### HeeksCNC related scripting
#############################################
import Part,Drawing,FreeCADGui,FreeCAD
from FreeCAD import Base
edges=[]
s=Gui.Selection.getSelectionEx()
for i in s:
    for e in i.SubElementNames:
        edges.append(getattr(i.Object.Shape,e))

S3 =Part
S4 = S3.__sortEdges__(edges)
w1 = Part.Wire(S4)
#check to see if shape is closed
#w1.isClosed()
#make an offset
#o1 = w1.makeOffset(10)
#Part.show(o1)

if (S4[0].Vertexes[0].X == S4[1].Vertexes[1].X) and (S4[0].Vertexes[0].Y == S4[1].Vertexes[1].Y):
    print 'curve = area.Curve()\n' \
    +'curve.append(area.Point(' +str(S4[0].Vertexes[1].X) + ',' + str(S4[0].Vertexes[1].Y)+'))\n'\
    +'curve.append(area.Point(' +str(S4[0].Vertexes[0].X) + ',' + str(S4[0].Vertexes[0].Y)+'))\n'
else:
    print 'curve = area.Curve()\n' \
    +'curve.append(area.Point(' +str(S4[0].Vertexes[0].X) + ',' + str(S4[0].Vertexes[0].Y)+'))\n'\
    +'curve.append(area.Point(' +str(S4[0].Vertexes[1].X) + ',' + str(S4[0].Vertexes[1].Y)+'))\n'

inx = 1
while (inx <len(S4)):
    if (S4[inx].Curve.__class__.__name__ == 'GeomCircle'):
        if S4[inx].Closed:
            print '#--Warning->Circle--'
            #print "center pt: X "+str(S4[inx].Curve.Center.x)+', Y '+str(S4[inx].Curve.Center.y)\
            #+" Radius: "+str(S4[inx].Curve.Radius)
        else:
            if (S4[inx-1].Vertexes[0].X == S4[inx].Vertexes[1].X) and (S4[inx-1].Vertexes[0].Y == S4[inx].Vertexes[1].Y):
                print 'curve.append(area.Vertex('+str(int(1*(S4[inx].Curve.Axis[2])))+', area.Point('+str(S4[inx].Vertexes[0].X)+', '+str(S4[inx].Vertexes[0].Y)\
                +'), area.Point('+str(S4[inx].Curve.Center.x)+', '+str(S4[inx].Curve.Center.y)\
                +')))\n'
                #+" Radius: "+str(S4[inx].Curve.Radius)\
                #+" Direction: "+str(S4[inx].Curve.Axis)
            else:
                print 'curve.append(area.Vertex('+str(1*(int(S4[inx].Curve.Axis[2])))+', area.Point('+str(S4[inx].Vertexes[1].X)+', '+str(S4[inx].Vertexes[1].Y)\
                +'), area.Point('+str(S4[inx].Curve.Center.x)+', '+str(S4[inx].Curve.Center.y)\
                +')))\n'
    else:
        #print '--Line--'
        if (S4[inx-1].Vertexes[0].X == S4[inx].Vertexes[1].X) and (S4[inx-1].Vertexes[0].Y == S4[inx].Vertexes[1].Y):
            print 'curve.append(area.Point(' +str(S4[inx].Vertexes[0].X) + ',' + str(S4[inx].Vertexes[0].Y)+'))\n'
        else:
            print 'curve.append(area.Point(' +str(S4[inx].Vertexes[1].X) + ',' + str(S4[inx].Vertexes[1].Y)+'))\n'

    inx = inx+1