import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,4))
w1=cq.Workplane('ZX',origin=(0,0,0))
r=w0.workplane(offset=-33/2).moveTo(-8,-31).cylinder(33,19).union(w0.sketch().arc((13,14),(18,13),(18,19)).arc((-12,45),(13,14)).assemble().finalize().extrude(17)).union(w1.workplane(offset=-34/2).moveTo(9,7).cylinder(34,20))