warn if no vias are found

2 years ago · 3835430e01
parent d719bdcbad
commit 3835430e01
1 changed files with 1 additions and 0 deletions
--- a/snarl/main.py
+++ b/snarl/main.py
@ -140,6 +140,7 @@ def find_merge_pairs(
        if via_layer is not None:
            vias = via_polys[via_layer]
            if not vias:
+                logger.warning(f'No vias on layer {via_layer}')
                continue

        for top_name in nets.keys():