/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='mails'>
/// </param>
/// <param name='lang'>
/// </param>
public static void Invite(this IInviteApi operations, IList <string> mails, string lang)
{
operations.InviteAsync(mails, lang).GetAwaiter().GetResult();
}
