diff options
Diffstat (limited to 'rest_framework')
| -rw-r--r-- | rest_framework/serializers.py | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py index 5c33300c..b3db3582 100644 --- a/rest_framework/serializers.py +++ b/rest_framework/serializers.py @@ -633,11 +633,10 @@ def _get_class_mapping(mapping, obj): from the dictionary or None. """ - for baseclass in inspect.getmro(obj.__class__): - val = mapping.get(baseclass) - if val: - return val - return None + return next( + (mapping[cls] for cls in inspect.getmro(obj.__class__) if cls in mapping), + None + ) class ModelSerializer(Serializer): |