import cadquery as cq
w0=cq.Workplane('XY',origin=(0,0,26))
r=w0.sketch().push([(-8,35)]).circle(15).reset().face(w0.sketch().segment((-13,39),(-10,39)).arc((-8,38),(-5,39)).segment((-2,39)).segment((-2,45)).segment((-5,45)).arc((-8,46),(-10,45)).segment((-13,45)).close().assemble(),mode='s').finalize().extrude(-63).union(w0.sketch().arc((16,-50),(23,-32),(16,-13)).close().assemble().finalize().extrude(11))