mi.drop

TomAugspurger · TomAugspurger · commit 619d2ceabf93 · 2020-01-22T06:39:47.000-06:00
diff --git a/pandas/core/indexes/multi.py b/pandas/core/indexes/multi.py
@@ -2058,7 +2058,7 @@ def drop(self, codes, level=None, errors="raise"):
 
         if not isinstance(codes, (np.ndarray, Index)):
             try:
-                codes = com.index_labels_to_array(codes)
+                codes = com.index_labels_to_array(codes, dtype=object)
             except ValueError:
                 pass
 
