import cadquery as cq
w0=cq.Workplane('YZ',origin=(3,0,0))
w1=cq.Workplane('XY',origin=(0,0,-15))
r=w0.sketch().push([(-65,-41)]).circle(35).push([(14,-22)]).rect(54,26).push([(62,47)]).circle(38).finalize().extrude(7).union(w1.sketch().push([(-4.5,-13)]).rect(11,36).push([(-4,-10)]).circle(4,mode='s').finalize().extrude(-70))