// Delimiter, header, column datatype inference
public static ColumnInferenceResult InferColumns(this DataOperations catalog, string path, string label = null, bool hasHeader = false, string separator = null, TextLoader.Column[] columns = null)
{
// todo: respect & test column overrides param
var mlContext = new MLContext();
return(ColumnInferenceApi.InferColumns(mlContext, path, label, hasHeader, separator));
}
public static IDataView AutoRead(this DataOperations catalog, IMultiStreamSource source, string label, bool hasHeader = false, string separator = null)
{
var mlContext = new MLContext();
var columnInferenceResult = ColumnInferenceApi.InferColumns(mlContext, source, label, hasHeader, separator);
var textLoader = columnInferenceResult.BuildTextLoader();
return(textLoader.Read(source));
}
