import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-23,0))
w1=cq.Workplane('ZX',origin=(0,-8,0))
r=w0.sketch().segment((18,-16),(24,-16)).segment((24,-28)).segment((37,-28)).segment((37,-24)).arc((50,-9),(32,-2)).segment((24,-2)).segment((24,-14)).segment((18,-14)).close().assemble().finalize().extrude(13).union(w0.workplane(offset=30/2).moveTo(-43,-11).cylinder(30,7)).union(w1.workplane(offset=31/2).moveTo(6.5,19).box(11,18,31))