import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-22,0))
r=w0.sketch().segment((-98,-27),(-4,-27)).segment((6,-100)).segment((98,-88)).segment((81,50)).segment((-70,50)).segment((-70,100)).segment((-98,100)).close().assemble().push([(42,-16)]).circle(29,mode='s').finalize().extrude(45)