import cadquery as cq
w0=cq.Workplane('YZ',origin=(8,0,0))
r=w0.sketch().segment((-96,-73),(-70,-73)).arc((-60,-75),(-50,-73)).segment((-24,-73)).segment((-24,-45)).arc((-23,-38),(-24,-31)).segment((-24,-24)).segment((-21,-24)).segment((-21,15)).segment((-30,15)).segment((-30,16)).segment((-62,16)).segment((-62,15)).segment((-87,15)).segment((-87,-3)).segment((-96,-3)).segment((-96,-31)).arc((-97,-38),(-96,-45)).close().assemble().finalize().extrude(-26).union(w0.sketch().arc((-80,23),(-30,-35),(-49,39)).arc((-86,72),(-80,23)).assemble().reset().face(w0.sketch().segment((42,-13),(46,-13)).arc((71,-30),(96,-13)).segment((100,-13)).segment((100,9)).segment((96,9)).arc((71,26),(46,9)).segment((42,9)).close().assemble()).finalize().extrude(9))