import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-12,0))
w1=cq.Workplane('YZ',origin=(9,0,0))
r=w0.sketch().segment((-100,50),(-82,22)).segment((-58,37)).segment((-76,65)).close().assemble().push([(2,0)]).rect(24,28).finalize().extrude(78).union(w1.workplane(offset=-74/2).moveTo(-51,85).cylinder(74,15))