import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,23,0))
r=w0.sketch().arc((-9,7),(-44,-26),(-6,3)).segment((33,3)).segment((33,35)).segment((-9,35)).close().assemble().push([(33,-28.5)]).rect(12,39).finalize().extrude(-47).union(w0.sketch().push([(33,38)]).circle(11).reset().face(w0.sketch().segment((27,-41),(28,-41)).arc((36,-48),(45,-46)).segment((38,-41)).segment((50,-41)).segment((50,-33)).segment((49,-33)).arc((42,-26),(32,-28)).segment((39,-33)).segment((27,-33)).close().assemble()).push([(38.5,-37.5)]).rect(15,5,mode='s').finalize().extrude(-32))