import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,16))
r=w0.sketch().push([(-33.5,41)]).rect(33,2).push([(49,-32)]).rect(2,20).circle(1,mode='s').finalize().extrude(-54).union(w0.sketch().push([(23,26)]).circle(15).push([(23,25.5)]).rect(12,15,mode='s').finalize().extrude(21))