pub fn ppo_batch_with_kernel(
data: &[f64],
sweep: &PpoBatchRange,
k: Kernel,
) -> Result<PpoBatchOutput, PpoError>pub fn ppo_batch_with_kernel(
data: &[f64],
sweep: &PpoBatchRange,
k: Kernel,
) -> Result<PpoBatchOutput, PpoError>