def check_cmms_id(self, ind_id):
        """
        Take the ID and check if it is following the cmms standard.
        The standard is year:id-generation-indcode:affectionstatus.
        Year is two digits, id three digits, generation in roman letters
        indcode are digits and affection status are in ['A', 'U', 'X'].
        Example 11001-II-1A.
        
        Input:
            ind_obj : A individual object
        
        Yields:
            bool    : True if it is correct
        """
        ind_id = ind_id.split('-')
        # This in A (=affected), U (=unaffected) or X (=unknown)
        family_id = ind_id[0]
        try:
            int(family_id)
        except ValueError:
            return False
        affection_status = ind_id[-1][-1]
        try:
            type(affection_status.isalpha())
        except ValueError:
            return False
        
        return True
Take the ID and check if it is following the cmms standard.
        The standard is year:id-generation-indcode:affectionstatus.
        Year is two digits, id three digits, generation in roman letters
        indcode are digits and affection status are in ['A', 'U', 'X'].
        Example 11001-II-1A.
        
        Input:
            ind_obj : A individual object
        
        Yields:
            bool    : True if it is correct