djblets.registries.mixins¶ Utility mixins for registries. class ExceptionFreeGetterMixin[source]¶ Bases: object A mixin that prevents lookups from throwing errors. get(attr_name, attr_value)[source]¶ Return the requested registered item. Parameters: attr_name (unicode) – The attribute name. attr_value (object) – The attribute value. Returns:The matching registered item, if found. Otherwise, None is returned. Return type:object