import cadquery as cq
w0=cq.Workplane('YZ',origin=(-9,0,0))
r=w0.sketch().segment((-36,-89),(25,-89)).segment((25,-16)).segment((-36,-14)).close().assemble().push([(79,-80)]).circle(4).push([(80,-79)]).rect(4,4,mode='s').finalize().extrude(-91).union(w0.sketch().segment((-93,28),(-39,28)).segment((-39,-35)).segment((93,-35)).segment((93,-10)).arc((49,20),(93,50)).segment((93,89)).segment((-39,89)).segment((-39,77)).segment((-93,77)).close().assemble().finalize().extrude(109))