lance_datagen::generator::array

Function rand

Source 
pub fn rand<DataType>() -> Box<dyn ArrayGenerator>
where
    DataType::Native: Copy + 'static,
    PrimitiveArray<DataType>: From<Vec<DataType::Native>> + 'static,
    DataType: ArrowPrimitiveType,
    Standard: Distribution<DataType::Native>,
Expand description

Create a generator of primitive values that are randomly sampled from the entire range available for the value