Follow up PR: #28097 Simplify branch statement

pandas-dev · Jan 2, 2020 · bc71f05 · bc71f05
1 parent 0913ed0
commit bc71f05
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/pandas/core/indexes/multi.py b/pandas/core/indexes/multi.py
@@ -1266,10 +1266,7 @@ def _get_grouper_for_level(self, mapper, level):
             # Remove unobserved levels from level_index
             level_index = level_index.take(uniques)
 
-        if len(level_index):
-            grouper = level_index.take(codes)
-        else:
-            grouper = level_index.take(codes, fill_value=True)
+        grouper = level_index.take(codes, fill_value=True)
 
         return grouper, codes, level_index