From f56843acc003ba3bbf71880d1780a9d94974f67a Mon Sep 17 00:00:00 2001
From: Niels Thykier <niels@thykier.net>
Date: Wed, 2 Sep 2020 17:03:36 +0000
Subject: [PATCH] mergeSiblingGroupsWithCommonAttributes: Avoid creating
 "empty" <g>-tags (#261)

Closes: #260
Signed-off-by: Niels Thykier <niels@thykier.net>
---
 scour/scour.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scour/scour.py b/scour/scour.py
index a5559c6..f462dc8 100644
--- a/scour/scour.py
+++ b/scour/scour.py
@@ -1158,6 +1158,9 @@ def mergeSiblingGroupsWithCommonAttributes(elem):
             i -= 1
             continue
         attributes = {a.nodeName: a.nodeValue for a in currentNode.attributes.values()}
+        if not attributes:
+            i -= 1
+            continue
         runStart, runEnd = i, i
         runElements = 1
         while runStart > 0: