import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,2))
r=w0.workplane(offset=-7/2).moveTo(-25.5,-34.5).box(15,31,7).union(w0.sketch().push([(22,39)]).circle(11).push([(17,33)]).circle(1,mode='s').finalize().extrude(3))