/// <summary>
/// Builds an instance of the <see cref="AlgorithmTuner{TTargetAlorithm,TInstance,TResult}" /> class for tuning Gurobi.
/// </summary>
/// <param name="configuration">The <see cref="AlgorithmTunerConfiguration" /> to use.</param>
/// <param name="pathToTrainingInstanceFolder">The path to the folder containing training instances.</param>
/// <param name="pathToTestInstanceFolder">The path to test instance folder.</param>
/// <param name="gurobiConfigBuilder">The gurobi configuration builder.</param>
/// <returns>
/// The built instance.
/// </returns>
public static AlgorithmTuner <GurobiRunner, InstanceSeedFile, GurobiResult> BuildGurobiRunner(
AlgorithmTunerConfiguration configuration,
string pathToTrainingInstanceFolder,
string pathToTestInstanceFolder,
GurobiRunnerConfiguration.GurobiRunnerConfigBuilder gurobiConfigBuilder)
{
var gurobiConfig = gurobiConfigBuilder.Build(configuration.CpuTimeout);
var tuner = new AlgorithmTuner <GurobiRunner, InstanceSeedFile, GurobiResult>(
targetAlgorithmFactory: new GurobiRunnerFactory(gurobiConfig),
runEvaluator: new GurobiRunEvaluator(),
trainingInstances: GurobiUtils.CreateInstances(pathToTrainingInstanceFolder, gurobiConfig.NumberOfSeeds, gurobiConfig.RngSeed),
parameterTree: GurobiUtils.CreateParameterTree(),
configuration: configuration);
try
{
if (!string.IsNullOrWhiteSpace(pathToTestInstanceFolder))
{
var testInstances = GurobiUtils.CreateInstances(pathToTestInstanceFolder, gurobiConfig.NumberOfSeeds, gurobiConfig.RngSeed);
tuner.SetTestInstances(testInstances);
}
}
catch
{
}
return(tuner);
}
/// <summary>
/// Builds an instance of the <see cref="AlgorithmTuner{TTargetAlorithm,TInstance,TResult}" /> class for tuning Gurobi.
/// </summary>
/// <param name="tunerConfig">The <see cref="AlgorithmTunerConfiguration" /> to use.</param>
/// <param name="pathToTrainingInstanceFolder">The path to the folder containing training instances.</param>
/// <param name="pathToTestInstanceFolder">The path to test instance folder.</param>
/// <param name="gurobiConfigBuilder">The gurobi configuration builder.</param>
/// <returns>
/// The built instance.
/// </returns>
public static AlgorithmTuner <GurobiRunner, InstanceSeedFile, GurobiResult> BuildGurobiRunner(
AlgorithmTunerConfiguration tunerConfig,
string pathToTrainingInstanceFolder,
string pathToTestInstanceFolder,
GurobiRunnerConfiguration.GurobiRunnerConfigBuilder gurobiConfigBuilder)
{
var gurobiConfig = Program.BuildGurobiConfigAndCheckThreadCount(gurobiConfigBuilder, tunerConfig);
var tuner = new AlgorithmTuner <GurobiRunner, InstanceSeedFile, GurobiResult>(
targetAlgorithmFactory: new GurobiRunnerFactory(gurobiConfig, tunerConfig),
runEvaluator: new GurobiRunEvaluator(tunerConfig.CpuTimeout),
trainingInstances: InstanceSeedFile.CreateInstanceSeedFilesFromDirectory(
pathToTrainingInstanceFolder,
GurobiUtils.ListOfValidFileExtensions,
gurobiConfig.NumberOfSeeds,
gurobiConfig.RngSeed),
parameterTree: GurobiUtils.CreateParameterTree(),
configuration: tunerConfig,
customGrayBoxMethods: new GurobiGrayBoxMethods());
try
{
if (!string.IsNullOrWhiteSpace(pathToTestInstanceFolder))
{
var testInstances = InstanceSeedFile.CreateInstanceSeedFilesFromDirectory(
pathToTestInstanceFolder,
GurobiUtils.ListOfValidFileExtensions,
gurobiConfig.NumberOfSeeds,
gurobiConfig.RngSeed);
tuner.SetTestInstances(testInstances);
}
}
catch
{
}
return(tuner);
}
/// <summary>
/// Entry point to the program.
/// </summary>
/// <param name="args">If 'master' is included as argument, a
/// <see cref="Master{TTargetAlgorithm,TInstance,TResult}"/> is starting using the provided arguments.
/// Otherwise, a <see cref="Worker"/> is started with the provided arguments.</param>
public static void Main(string[] args)
{
ProcessUtils.SetDefaultCultureInfo(CultureInfo.InvariantCulture);
LoggingHelper.Configure($"parserLog_{ProcessUtils.GetCurrentProcessId()}.log");
// Parse gurobi configuration.
var gurobiParser = new GurobiRunnerConfigurationParser();
if (!ArgumentParserUtils.ParseArguments(gurobiParser, args))
{
return;
}
if (gurobiParser.IsPostTuningRunner)
{
LoggingHelper.Configure($"consoleOutput_PostTuningRun_{ProcessUtils.GetCurrentProcessId()}.log");
// Parse and build tuner configuration.
var masterArgumentParser = new MasterArgumentParser();
if (!ArgumentParserUtils.ParseArguments(masterArgumentParser, gurobiParser.AdditionalArguments.ToArray()))
{
return;
}
var tunerConfig = masterArgumentParser.ConfigurationBuilder.Build();
LoggingHelper.ChangeConsoleLoggingLevel(tunerConfig.Verbosity);
// Build gurobi configuration.
var gurobiConfig = Program.BuildGurobiConfigAndCheckThreadCount(gurobiParser.ConfigurationBuilder, tunerConfig);
var gurobiRunnerFactory = new GurobiRunnerFactory(gurobiConfig, tunerConfig);
var parameterTree = GurobiUtils.CreateParameterTree();
// Start post tuning runner.
var parallelPostTuningRunner =
new ParallelPostTuningRunner <GurobiRunner, InstanceSeedFile, GurobiResult>(
tunerConfig,
gurobiParser.PostTuningConfiguration,
gurobiRunnerFactory,
parameterTree);
parallelPostTuningRunner.ExecutePostTuningRunsInParallel();
return;
}
if (gurobiParser.IsMaster)
{
Master <GurobiRunner, InstanceSeedFile, GurobiResult, StandardRandomForestLearner <ReuseOldTreesStrategy>,
GenomePredictionForestModel <GenomePredictionTree>, ReuseOldTreesStrategy> .Run(
args : gurobiParser.AdditionalArguments.ToArray(),
algorithmTunerBuilder : (algorithmTunerConfig, pathToInstanceFolder, pathToTestInstanceFolder) =>
Program.BuildGurobiRunner(
algorithmTunerConfig,
pathToInstanceFolder,
pathToTestInstanceFolder,
gurobiParser.ConfigurationBuilder));
}
else
{
Worker.Run(gurobiParser.AdditionalArguments.ToArray());
}
}
