pub fn new_consistent_shuffle_channel(
shuffle: &ExchangeInfo,
output_channel_size: usize,
) -> (ChanSenderImpl, Vec<ChanReceiverImpl>)
pub fn new_consistent_shuffle_channel(
shuffle: &ExchangeInfo,
output_channel_size: usize,
) -> (ChanSenderImpl, Vec<ChanReceiverImpl>)