/// <summary> /// Create a new data view which is obtained by appending all columns of all the source data views. /// If the data views are of different length, the resulting data view will have the length equal to the /// length of the shortest source. /// </summary> /// <param name="env">The host environment to use.</param> /// <param name="sources">A non-empty collection of data views to zip together.</param> /// <returns>The resulting data view.</returns> public static IDataView Zip(this IHostEnvironment env, IEnumerable <IDataView> sources) { Contracts.CheckValue(env, nameof(env)); env.CheckValue(sources, nameof(sources)); return(ZipDataView.Create(env, sources)); }