import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-7,0))
r=w0.sketch().segment((-86,-21),(-57,-21)).segment((-57,-100)).segment((56,-100)).segment((56,-21)).segment((86,-21)).segment((86,63)).segment((48,63)).segment((48,100)).segment((-34,100)).segment((-28,91)).arc((5,-20),(-75,63)).segment((-86,63)).close().assemble().push([(-25,31)]).circle(58).finalize().extrude(14)