Function curvilinear_index_bounds 

pub fn curvilinear_index_bounds(
    min_lon: f64,
    max_lon: f64,
    min_lat: f64,
    max_lat: f64,
    longitude: &Array2<f64>,
    latitude: &Array2<f64>,
) -> Result<Bounds, BoundsError>

Resolve a geographic rectangle on curvilinear 2-D coordinates to its smallest row/column envelope. The envelope may contain additional cells.