BoM schemas# Sub-package providing XML Schema Definition (XSD) files for Ansys Granta BoM formats. XSD files can be used for validating XML files. bom_schema_1711: Path# Path to the Ansys Granta 17/11 BoM XML Schema definition. New in version 2.0. bom_schema_2301: Path# Path to the Ansys Granta 23/01 BoM XML Schema definition. New in version 2.0.