| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-10)) | |
| r=w0.sketch().segment((-26,20),(1,20)).segment((21,-50)).segment((26,-49)).segment((6,20)).segment((20,20)).segment((20,49)).segment((-2,49)).segment((-2,50)).segment((-4,49)).segment((-26,49)).close().assemble().finalize().extrude(20) |