import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-14,0))
w1=cq.Workplane('ZX',origin=(0,-38,0))
r=w0.sketch().segment((-23,4),(-13,4)).segment((-13,-43)).segment((-2,-43)).segment((-2,6)).segment((-23,6)).close().assemble().reset().face(w0.sketch().segment((-9,27),(-9,30)).arc((-13,39),(-9,47)).segment((-9,50)).arc((-16,39),(-9,27)).assemble()).push([(-3,39)]).circle(6).reset().face(w0.sketch().arc((3,27),(10,39),(3,50)).segment((3,47)).arc((7,39),(3,30)).close().assemble()).finalize().extrude(52).union(w1.workplane(offset=30/2).moveTo(14,-41).cylinder(30,9))