test: print all structure names

test.py

@@ -29,10 +29,22 @@ for arg in sys.argv[1:]:
         print("library name : {}".format(lib.name))
         print("contains a total of {} structure(s)".format(len(lib.structures)))
 
+        for name in lib.structures.keys():
+            #print(name, end = " ")
+            print("- {}".format(name))
+            for elem in lib.structures[name].elements:
+                if isinstance(elem, gds.Boundary):
+                    for coord in elem.points:
+                        coord = (coord[0] * lib.units_per_dbunit , coord[1] * lib.units_per_dbunit)
+        
         bar = progress.bar.IncrementalBar("linking structure references")
-        lib.link_srefs(callback)
+        lib.link_refs(callback)
 
     except gds.ParserError as e:
         print("parser error: {}".format(e))
+    except KeyboardInterrupt:
+        continue
     finally:
         f.close()
+
+print("\nall done")