Function cos

crates/stdlib/src/math.rs:221–229

(x: ArgIntoFloat, vm: &VirtualMachine)

    #[pyfunction]
    fn cos(x: ArgIntoFloat, vm: &VirtualMachine) -> PyResult<f64> {
        let val = x.into_float();
        pymath::math::cos(val).map_err(|err| match err {
            pymath::Error::EDOM => {
                vm.new_value_error(format!("expected a finite input, got {}", float_repr(val)))
            }
            _ => pymath_exception(err, vm),
        })
    }

    #[pyfunction]
    fn hypot(coordinates: PosArgs<ArgIntoFloat>) -> f64 {