import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-33,0))
r=w0.sketch().arc((6,27),(-44,-19),(18,9)).segment((50,9)).segment((50,33)).segment((6,33)).close().assemble().reset().face(w0.sketch().segment((41,23),(43,15)).segment((49,16)).segment((47,24)).close().assemble(),mode='s').finalize().extrude(66)