Merge pull request #561 from Sjoerd1993/fix-shift-on-single-item

Fix shift with single item
sstendahl · Oct 30, 2023 · 80f0793 · 80f0793
2 parents 230457f + c9f4f0c
commit 80f0793
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/operations.py b/src/operations.py
@@ -186,7 +186,7 @@ def shift(item, xdata, ydata, left_scale, right_scale, items, ranges):
 
     for index, item_ in enumerate(data_list):
         # Compare first element with itself, not "previous" item
-        index = 1 if index == 0 else index
+        index = 1 if index == 0 and len(data_list) > 1 else index
 
         previous_item = data_list[index - 1]