Regular users will not require this function. Expert users will want to use
it in combination with the constructor new_fe_tally_list.
Regular users, please construct fe_tally_list objects with
fe_tally_list.
validate_fe_tally_list(x)Returns x, but this function is mainly called for its side
effect which is pointing out any violations of the fe_tally_list
object specifications. In case of such violations, the function will terminate with an error.
An object that is expected to be a correct fe_tally_list
object