import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,-14))
r=w0.sketch().segment((-50,19),(-40,-2)).arc((-39,-17),(-29,-28)).segment((-19,-49)).segment((9,-37)).segment((9,-36)).arc((44,28),(-29,29)).close().assemble().finalize().extrude(28)