import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,-29))
w1=cq.Workplane('XY',origin=(0,0,-41))
r=w0.sketch().push([(-37,61)]).circle(39).reset().face(w0.sketch().segment((-50,92),(-25,30)).segment((-23,31)).segment((-48,92)).close().assemble(),mode='s').push([(-45,-79)]).circle(21).finalize().extrude(70).union(w1.workplane(offset=24/2).moveTo(37,2).cylinder(24,39))