[FIX] handle null values in metadata (#831)

handle null values in metadata
neurostuff · Sep 12, 2023 · f946c68 · f946c68
1 parent 0864fd2
commit f946c68
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/nimare/utils.py b/nimare/utils.py
@@ -851,7 +851,9 @@ def _add_metadata_to_dataframe(
             columns=[metadata_field],
         )
         # Reduce the metadata (if in list/array format) to single values
-        metadata[target_column] = metadata[metadata_field].apply(filter_func)
+        metadata[target_column] = metadata[metadata_field].apply(
+            lambda x: None if x is None else filter_func(x)
+        )
         # Merge metadata df into coordinates df
         dataframe = dataframe.merge(
             right=metadata,