import cadquery as cq
w0=cq.Workplane('YZ',origin=(35,0,0))
r=w0.sketch().segment((-41,-46),(14,-46)).segment((17,-50)).segment((23,-46)).segment((41,-46)).segment((41,46)).segment((-14,46)).segment((-17,50)).segment((-23,46)).segment((-41,46)).close().assemble().finalize().extrude(-70)