Function sc_consensus_aura::slot_duration

pub fn slot_duration<A, B, C>(client: &C) -> CResult<SlotDuration> where
    A: Codec,
    B: BlockT,
    C: AuxStore + ProvideRuntimeApi<B>,
    C::Api: AuraApi<B, A, Error = Error>, 

Get type of SlotDuration for Aura.