Catching cases with no units to merge

SpikeInterface · Jul 1, 2024 · a3cc09b · a3cc09b
1 parent 14d2002
commit a3cc09b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/spikeinterface/core/sortinganalyzer.py b/src/spikeinterface/core/sortinganalyzer.py
@@ -857,6 +857,9 @@ def merge_units(
 
         assert merging_mode in ["soft", "hard"], "Merging mode should be either soft or hard"
 
+        if len(units_to_merge) == 0:
+            return self
+
         new_unit_ids = get_new_unit_ids_for_merges(self.sorting, units_to_merge, new_unit_ids)
 
         if not isinstance(units_to_merge[0], (list, tuple)):