{{alias}}( value, dtype )
    Returns a boolean indicating whether a scalar value can be safely cast or,
    for floating-point data types, downcast to specified ndarray data type.

    Parameters
    ----------
    value: any
        Input value.

    dtype: string|DataType
        Data type.

    Returns
    -------
    bool: boolean
        Boolean indicating whether a scalar value can be safely cast.

    Examples
    --------
    > var bool = {{alias}}( 3.14, 'float64' )
    true
    > bool = {{alias}}( 3.14, 'int32' )
    false

    See Also
    --------