Function gcd

crates/stdlib/src/math.rs:779–787

(args: PosArgs<ArgIndex>)

    #[pyfunction]
    fn gcd(args: PosArgs<ArgIndex>) -> BigInt {
        let ints: Vec<_> = args
            .into_vec()
            .into_iter()
            .map(|x| x.into_int_ref())
            .collect();
        let refs: Vec<_> = ints.iter().map(|x| x.as_bigint()).collect();
        pymath::math::integer::gcd(&refs)
    }

    #[pyfunction]
    fn lcm(args: PosArgs<ArgIndex>) -> BigInt {