/// <summary>
/// Check that the label, feature, weights, groupId column names are not supplied in the args of the constructor, through the advancedSettings parameter,
/// for cases when the public constructor is called.
/// The recommendation is to set the column names directly.
/// </summary>
public static void CheckArgsHaveDefaultColNames(IHostEnvironment host, LearnerInputBaseWithGroupId args)
{
// check that the users didn't specify different label, group, feature, weights in the args, from what they supplied directly
CheckArgColName(host, DefaultColumnNames.Label, args.LabelColumn);
CheckArgColName(host, DefaultColumnNames.Features, args.FeatureColumn);
CheckArgColName(host, DefaultColumnNames.Weight, args.WeightColumn);
if (args.GroupIdColumn != null)
{
CheckArgColName(host, DefaultColumnNames.GroupId, args.GroupIdColumn);
}
}
/// <summary>
/// Check that the label, feature, weights, groupId column names are not supplied in the args of the constructor, through the advancedSettings parameter,
/// for cases when the public constructor is called.
/// The recommendation is to set the column names directly.
/// </summary>
public static void CheckArgsHaveDefaultColNames(IHostEnvironment host, LearnerInputBaseWithGroupId args)
{
Action <string, string> checkArgColName = (defaultColName, argValue) =>
{
if (argValue != defaultColName)
{
throw host.Except($"Don't supply a value for the {defaultColName} column in the arguments, as it will be ignored. Specify them in the loader, or constructor instead instead.");
}
};
// check that the users didn't specify different label, group, feature, weights in the args, from what they supplied directly
checkArgColName(DefaultColumnNames.Label, args.LabelColumn);
checkArgColName(DefaultColumnNames.Features, args.FeatureColumn);
checkArgColName(DefaultColumnNames.Weight, args.WeightColumn);
if (args.GroupIdColumn != null)
{
checkArgColName(DefaultColumnNames.GroupId, args.GroupIdColumn);
}
}
