Update sdgx/data_processors/transformers/fixed_combination.py

Co-authored-by: Zhongsheng Ji <9573586@qq.com>
hitsz-ids · Nov 15, 2024 · 893baf4 · 893baf4
1 parent b2e674d
commit 893baf4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sdgx/data_processors/transformers/fixed_combination.py b/sdgx/data_processors/transformers/fixed_combination.py
@@ -89,7 +89,7 @@ def fit(self, metadata: Metadata | None = None, **kwargs: dict[str, Any]):
             return
 
         # Check if exist fixed combinations, if not exist, needn't run this auto-detect transform.
-        self.fixed_combinations = metadata.get("fixed_combinations")
+        self.fixed_combinations = metadata.get("fixed_combinations") or dict()
         if not self.is_exist_fixed_combinations:
             logger.info(
                 "Fit data using FixedCombinationTransformer(not existed)... Finished (No action)."