| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-10)) | |
| r=w0.sketch().segment((-50,29),(-47,-34)).segment((-22,-33)).segment((-32,-26)).segment((-25,-15)).segment((-12,-23)).segment((-18,-32)).segment((50,-29)).segment((47,34)).close().assemble().finalize().extrude(20) |