Remove ClosedNamespace behaviour for XSD
@@ -50,7 +50,6 @@ class XSD(DefinedNamespace):
Now the derived primitive types
"""
- _fail = True
ENTITIES: URIRef # see: http://www.w3.org/TR/xmlschema-2/#ENTITIES
ENTITY: URIRef # see: http://www.w3.org/TR/xmlschema-2/#ENTITY
