/// <summary>
 /// Gets the specified virtual network by resource group.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='resourceGroupName'>
 /// The name of the resource group.
 /// </param>
 /// <param name='virtualNetworkName'>
 /// The name of the virtual network.
 /// </param>
 /// <param name='expand'>
 /// Expands referenced resources.
 /// </param>
 public static VirtualNetwork Get(this IVirtualNetworksOperations operations, string resourceGroupName, string virtualNetworkName, string expand = default(string))
 {
     return(operations.GetAsync(resourceGroupName, virtualNetworkName, expand).GetAwaiter().GetResult());
 }