Merge pull request #27 from sequoiap/placements

Allow for omitting placements in recursive netlist
flaport · Nov 15, 2023 · 662c606 · 662c606
2 parents 2b7e8ad + c8eb7ed
commit 662c606
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/sax/netlist.py b/sax/netlist.py
@@ -170,7 +170,9 @@ def validate_instance_names(cls, instances):
 
     @validator("placements")
     def validate_placement_names(cls, placements):
-        return {cls.clean_instance_string(k): v for k, v in placements.items()}
+        if placements is not None:
+            return {cls.clean_instance_string(k): v for k, v in placements.items()}
+        return {}
 
     @classmethod
     def clean_connection_string(cls, value):