public void TestBcLrSameModel()
{
var methodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
var output = FileHelper.GetOutputFile("bc-lr.zip", methodName);
var name = FileHelper.GetOutputFile("bc.txt", methodName);
var df = DataFrameIO.ReadStr("Label,X1,X2,X3,X4,X5,X6,X7,X8,X9\n" +
"0,0.1,1.1,2.1,3.1,4.1,5.1,6.2,7.4,-5\n" +
"1,1.1,1.1,2.1,3.1,4.1,5.1,6.2,7.4,-5\n" +
"0,2.1,1.1,3.1,3.1,-4.1,5.1,6.2,7.4,-5\n" +
"1,3.1,1.1,4.1,3.1,4.1,-5.1,6.2,7.4,-5\n" +
"0,4.1,1.1,2.1,3.1,4.1,5.1,6.2,-7.4,-5");
df.ToCsv(name);
var cmd = string.Format("Train tr=lr data={0} out={1} loader=text{{col=Label:R4:0 col=Features:R4:1-* sep=, header=+}}",
name, output);
var stdout = new StringBuilder();
ILogWriter logout = new LogWriter((string s) => { stdout.Append(s); });
ILogWriter logerr = new LogWriter((string s) => { stdout.Append(s); });
/*using (*/
var env = new DelegateEnvironment(seed: 0, verbose: 2, outWriter: logout, errWriter: logerr);
MamlHelper.MamlScript(cmd, false, env);
var stout = stdout.ToString();
if (string.IsNullOrEmpty(stout))
{
throw new Exception(stout);
}
}
public void TestMamlCodeGen()
{
var methodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
var data = FileHelper.GetTestFile("data_train_test.csv");
var output = FileHelper.GetOutputFile("model.zip", methodName);
var bout = new StringBuilder();
var berr = new StringBuilder();
ILogWriter stout = new LogWriter(s => bout.Append(s));
ILogWriter sderr = new LogWriter(s => berr.Append(s));
var cmd = "chain cmd=train{\n" +
"data = __INPUT__\n" +
"loader = text{col=ItemID:I8:0 col=Sentiment:R4:1 col=SentimentSource:TX:2 \n" +
" col=SentimentText:TX:3 col=RowNum:R4:4 \n" +
" col=Label:BL:5 col=Train:BL:6 col=Small:BL:7 header=+ sep=,}\n" +
"xf = concat {col=Features:RowNum,Sentiment}\n" +
"tr = FastTreeBinaryClassification{iter=2}\n" +
"out = __OUTPUT__} \n" +
"cmd = codegen{in=__OUTPUT__ cs=ft_sentiment_cs}";
cmd = cmd.Replace("__INPUT__", data);
cmd = cmd.Replace("__OUTPUT__", output);
using (var env = new DelegateEnvironment(outWriter: stout, errWriter: sderr, verbose: 3))
{
MamlHelper.MamlScript(cmd, false, env);
var sout = bout.ToString();
Assert.IsTrue(sout.Length > 0);
Assert.IsTrue(!sout.Contains("Unknown"));
}
}
public void TestMamlHelperHelp()
{
var sout = MamlHelper.MamlScript("?", true);
if (!sout.Contains("Train"))
{
throw new Exception(sout);
}
}
public void TestHelpScorer()
{
var bout = new StringBuilder();
var berr = new StringBuilder();
ILogWriter stout = new LogWriter(s => bout.Append(s));
ILogWriter sderr = new LogWriter(s => berr.Append(s));
using (var env = new DelegateEnvironment(outWriter: stout, errWriter: sderr, verbose: 3))
{
var cmd = "? MultiClassClassifierScorer";
MamlHelper.MamlScript(cmd, false, env);
var sout = bout.ToString();
Assert.IsTrue(sout.Length > 0);
Assert.IsTrue(!sout.Contains("Unknown"));
}
}
public void TestHelpModels()
{
foreach (var name in new[] { "Resample" })
{
var bout = new StringBuilder();
var berr = new StringBuilder();
ILogWriter stout = new LogWriter(s => bout.Append(s));
ILogWriter sderr = new LogWriter(s => berr.Append(s));
using (var env = new DelegateEnvironment(outWriter: stout, errWriter: sderr, verbose: 3))
{
var cmd = $"? {name}";
MamlHelper.MamlScript(cmd, false, env: env);
var sout = bout.ToString();
var serr = berr.ToString();
Assert.IsTrue(!serr.Contains("Can't instantiate"));
Assert.IsTrue(sout.Length > 0);
Assert.IsTrue(!sout.Contains("Unknown"));
}
}
}
public void TestCSGenerator()
{
var methodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
var basePath = FileHelper.GetOutputFile("CSharpApiExt.cs", methodName);
var cmd = $"? generator=cs{{csFilename={basePath} exclude=System.CodeDom.dll}}";
var bout = new StringBuilder();
var berr = new StringBuilder();
ILogWriter stout = new LogWriter(s => bout.Append(s));
ILogWriter sderr = new LogWriter(s => berr.Append(s));
using (var env = new DelegateEnvironment(outWriter: stout, errWriter: sderr, verbose: 3))
{
MamlHelper.MamlScript(cmd, false, env: env);
var sout = bout.ToString();
var serr = berr.ToString();
Assert.IsTrue(sout.Length > 0);
Assert.IsTrue(serr.Length == 0);
Assert.IsFalse(sout.ToLower().Contains("usage"));
}
var text = File.ReadAllText(basePath);
Assert.IsTrue(text.ToLower().Contains("nearest"));
}
public static string MamlScript(string script, bool catch_output,
int conc = 0, int verbose = 2, int sensitivity = -1,
bool skipFailLoading = false)
{
ILogWriter logout, logerr;
var stout = new StringBuilder();
var sterr = new StringBuilder();
if (catch_output)
{
logout = new LogWriter((string s) =>
{
stout.Append(s);
});
logerr = new LogWriter((string s) =>
{
sterr.Append(s);
});
}
else
{
logout = new LogWriter((string s) => { Console.Write(s); });
logerr = new LogWriter((string s) => { Console.Error.Write(s); });
}
using (var env = new DelegateEnvironment((int?)null, verbose, (MessageSensitivity)sensitivity, conc, logout, logerr))
{
if (skipFailLoading)
{
try
{
ComponentHelper.AddStandardComponents(env);
}
catch (Exception e)
{
sterr.Append($"Unable to load an assembly due to {e.ToString()}.\n");
}
}
else
{
ComponentHelper.AddStandardComponents(env);
}
string res = null;
try
{
res = MamlHelper.MamlScript(script, false, env);
if (!string.IsNullOrEmpty(res))
{
stout.Append(res);
}
}
catch (InvalidOperationException e)
{
if (!string.IsNullOrEmpty(res))
{
sterr.Append(res + "\n");
}
sterr.Append($"[PyMamlHelper-InvalidOperationException] catch_output={catch_output}\n" + e.ToString() + "\n");
}
catch (MamlException e)
{
if (!string.IsNullOrEmpty(res))
{
sterr.Append(res + "\n");
}
sterr.Append($"[PyMamlHelper-MamlException] catch_output={catch_output}\n" + e.ToString() + "\n");
}
if (sterr.Length > 0)
{
return(string.Format("---OUT---\n{0}\n---ERR---\n{1}", stout.ToString(), sterr.ToString()));
}
else
{
return(stout.ToString());
}
}
}
