[minor] optimize item attribute validation for #5756
diff --git a/erpnext/controllers/item_variant.py b/erpnext/controllers/item_variant.py
index 4f1bb6e..3ff3d88 100644
--- a/erpnext/controllers/item_variant.py
+++ b/erpnext/controllers/item_variant.py
@@ -30,11 +30,11 @@
def validate_item_variant_attributes(item, args=None):
if not args:
- args = {d.attribute:d.attribute_value for d in item.attributes}
+ args = {d.attribute.lower():d.attribute_value for d in item.attributes}
attribute_values = get_attribute_values()
- numeric_attributes = frappe._dict({d.attribute: d for d
+ numeric_attributes = frappe._dict({d.attribute.lower(): d for d
in item.attributes if d.numeric_values==1})
for attribute, value in args.items():