fn new_session(_new_index: u32) -> Option<Vec<T::AccountId>> {
        Self::remove_offline_validators();

        log::debug!(
            target: LOG_TARGET,
            "New session called; updated validator set provided."
        );

        Some(Self::validators())
    }
// Plan a new session and provide new validator set.
Plan a new session and provide new validator set.
Plan a new session and provide new validator set .
fn new_session(_new_index: u32) -> Option<Vec<T::AccountId>> {
        Self::remove_offline_validators();
        log::debug!(
            target: LOG_TARGET,
            "New session called; updated validator set provided."
        );
        Some(Self::validators())
    }
fn new_session ( _new_index : u32 ) -> Option < Vec < T :: AccountId > > { Self :: remove_offline_validators ( ) ; log :: debug ! ( target LOG_TARGET " " ) ; Some ( Self :: validators ( ) ) }
Plan a new session and provide new validator set.
Plan a new session and provide new validator set .
_new_index
u32
_new_index
u32