//! Arima order, can be used for both non-seasonal and seasonal parts.
#[derive(Debug, Default, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ArimaOrder {
/// Order of the moving-average part.
pub q: Option<i64>,
/// Order of the autoregressive part.
pub p: Option<i64>,
/// Order of the differencing part.
pub d: Option<i64>,
}