import cadquery as cq
w0=cq.Workplane('YZ',origin=(-58,0,0))
r=w0.sketch().push([(-35.5,-32)]).rect(113,136).push([(-68.5,-40.5)]).rect(39,23,mode='s').finalize().extrude(35).union(w0.sketch().arc((35,84),(70,67),(92,35)).segment((92,100)).segment((35,100)).close().assemble().reset().face(w0.sketch().segment((88,-26),(92,-26)).segment((92,-15)).arc((90,-21),(88,-26)).assemble()).finalize().extrude(116))