def METHOD_NAME(self):
    """Instantiate the python class from the entities"""
    import inspect
    # load the needed schema module
    if self._p21loader.get_schema_name() == 'config_control_design':
        import config_control_design
        self.schemaModule = config_control_design
    if self._p21loader.get_schema_name() == 'automotive_design':
        import automotive_design
        self.schemaModule = automotive_design
    if self.schemaModule:
        self.schemaClasses = dict(inspect.getmembers(self.schemaModule))
    for i in list(self._p21loader._instances_definition):
        #print i
        if i not in self.instanceMape:
            self._create_entity_instance(i)