| import cadquery as cq | |
| w0=cq.Workplane('XY',origin=(0,0,-50)) | |
| r=w0.sketch().segment((-35,-30),(-18,-30)).segment((-18,-43)).segment((18,-43)).segment((18,-30)).segment((35,-30)).segment((35,30)).segment((18,30)).segment((18,43)).segment((-18,43)).segment((-18,30)).segment((-35,30)).close().assemble().rect(38,30,mode='s').finalize().extrude(100) |