import cadquery as cq
w0=cq.Workplane('YZ',origin=(15,0,0))
r=w0.sketch().segment((-98,-45),(-56,-81)).segment((16,4)).segment((-26,39)).close().assemble().reset().face(w0.sketch().arc((29,-4),(28,-81),(100,-52)).arc((53,-49),(33,-7)).close().assemble()).push([(27.5,-25)]).rect(1,16,mode='s').finalize().extrude(-88).union(w0.workplane(offset=57/2).moveTo(-62,51).cylinder(57,38))