1///! DataScience
2///! `datascience` is a collection of utilities useful in data science.
34/// adds one to a i32 number.
5///
6/// # Example
7///
8/// ```
9/// let x = 3;
10/// assert_eq!(4, datascience::add_one(x));
11/// ```
12pub fn add_one(x: i32) -> i32 {
13 x + 1
14}