import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-24,0))
r=w0.sketch().segment((-46,26),(-18,16)).arc((-8,8),(5,8)).segment((47,-7)).segment((50,3)).segment((14,16)).arc((5,44),(-21,28)).segment((-42,36)).close().assemble().reset().face(w0.sketch().arc((-2,11),(0,9),(3,9)).close().assemble(),mode='s').reset().face(w0.sketch().segment((1,20),(7,18)).arc((4,20),(1,20)).assemble(),mode='s').finalize().extrude(30).union(w0.workplane(offset=48/2).moveTo(-34.5,-1.5).box(31,87,48))