import cadquery as cq
w0=cq.Workplane('YZ',origin=(-53,0,0))
r=w0.sketch().segment((-62,-64),(-18,-64)).segment((-18,33)).segment((6,17)).segment((6,31)).segment((10,29)).segment((10,15)).segment((9,15)).segment((49,-11)).segment((41,-23)).segment((56,-23)).segment((56,8)).segment((62,20)).segment((56,23)).segment((56,100)).segment((-40,100)).segment((-40,69)).segment((-46,58)).segment((-62,58)).close().assemble().reset().face(w0.sketch().segment((6,47),(10,46)).segment((10,62)).segment((6,62)).close().assemble(),mode='s').finalize().extrude(-41).union(w0.sketch().segment((-61,-43),(12,-100)).segment((16,-95)).segment((-57,-38)).close().assemble().finalize().extrude(147))