Function timeout

crates/stdlib/src/socket.rs:844–846

(vm: &VirtualMachine)

    #[pyattr]
    fn timeout(vm: &VirtualMachine) -> PyTypeRef {
        vm.ctx.exceptions.timeout_error.to_owned()
    }

    #[pyattr(once)]
    fn herror(vm: &VirtualMachine) -> PyTypeRef {