import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-41,0))
r=w0.sketch().segment((-30,-16),(-15,-16)).segment((-15,-9)).arc((6,-34),(39,-28)).segment((26,-28)).segment((26,-2)).segment((44,-2)).segment((44,-22)).arc((32,27),(-15,4)).segment((-15,20)).segment((-9,20)).segment((-9,23)).segment((-30,23)).close().assemble().finalize().extrude(28).union(w0.sketch().push([(-19.5,3)]).rect(61,66).push([(-44,10)]).circle(5,mode='s').push([(-19,4)]).circle(6,mode='s').finalize().extrude(82))