Fix compatibility with python<=3.9

carltongibson · Nov 8, 2023 · 63a93ff · 63a93ff
1 parent c4171b0
commit 63a93ff
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/django_filters/filters.py b/django_filters/filters.py
@@ -482,7 +482,7 @@ def __init__(self, choices=None, filters=None, *args, **kwargs):
         all_choices = list(
             chain.from_iterable(
                 [subchoice[0] for subchoice in choice[1]]
-                if isinstance(choice[1], list | tuple)  # This is an optgroup
+                if isinstance(choice[1], (list, tuple))  # This is an optgroup
                 else [choice[0]]
                 for choice in self.choices
             )