import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,22,0))
w1=cq.Workplane('YZ',origin=(-21,0,0))
r=w0.sketch().arc((-38,-29),(-38,-31),(-37,-32)).segment((-37,-33)).segment((5,-33)).segment((10,-33)).segment((10,13)).segment((2,13)).segment((2,14)).segment((-7,14)).segment((-7,13)).segment((-37,13)).segment((-37,6)).arc((-26,-13),(-38,-29)).assemble().push([(-16,-22)]).circle(10,mode='s').finalize().extrude(-6).union(w0.sketch().segment((32,26),(37,25)).segment((38,32)).segment((34,33)).close().assemble().finalize().extrude(28)).union(w1.sketch().arc((-41,14),(-36,-23),(-10,5)).segment((-10,19)).segment((-19,19)).arc((-26,21),(-33,19)).segment((-41,19)).close().assemble().finalize().extrude(-6))