import cadquery as cq
w0=cq.Workplane('YZ',origin=(56,0,0))
r=w0.workplane(offset=-156/2).moveTo(-88,87).cylinder(156,4).union(w0.sketch().segment((8,-75),(41,-91)).segment((92,18)).segment((59,33)).close().assemble().finalize().extrude(44))