Fix incorrect union on predefined attributes

COMP1010UNSW · Oct 3, 2023 · d48b928 · d48b928
1 parent 71f5858
commit d48b928
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Showing 4 changed files with 778 additions and 749 deletions.
diff --git a/pyhtml/__tag_base.py b/pyhtml/__tag_base.py
@@ -35,7 +35,7 @@ def __call__(
         appended and additional attributes unioned.
         """
         new_children = self.children + util.flatten_list(list(children))
-        new_attributes = self.attributes | attributes
+        new_attributes = util.dict_union(self.attributes, attributes)
 
         return self.__class__(*new_children, **new_attributes)