import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,88))
r=w0.sketch().segment((-72,-71),(-48,-71)).arc((-40,-72),(-33,-72)).segment((-33,-78)).segment((61,-78)).segment((61,-71)).segment((100,-71)).segment((100,71)).segment((61,71)).segment((61,78)).segment((-33,78)).segment((-33,71)).segment((-72,71)).segment((-72,47)).arc((-100,-6),(-72,-60)).close().assemble().finalize().extrude(-176)