Function gethostbyname_ex

crates/stdlib/src/socket.rs:2945–2958

(
        name: PyUtf8StrRef,
        vm: &VirtualMachine,
    )

    #[pyfunction]
    fn gethostbyname_ex(
        name: PyUtf8StrRef,
        vm: &VirtualMachine,
    ) -> Result<(String, PyListRef, PyListRef), IoOrPyException> {
        let addr = get_addr(vm, name, c::AF_INET)?;
        let (hostname, _) = dns_lookup::getnameinfo(&addr, 0)
            .map_err(|e| convert_socket_error(vm, e, SocketError::HError))?;
        Ok((
            hostname,
            vm.ctx.new_list(vec![]),
            vm.ctx
                .new_list(vec![vm.ctx.new_str(addr.ip().to_string()).into()]),
        ))
    }

    #[pyfunction]
    fn inet_pton(af_inet: i32, ip_string: PyUtf8StrRef, vm: &VirtualMachine) -> PyResult<Vec<u8>> {