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Configurable.cxx
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1// @(#)root/tmva $Id$
2// Author: Andreas Hoecker, Joerg Stelzer, Helge Voss
3
4/**********************************************************************************
5 * Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
6 * Package: TMVA *
7 * Class : Configurable *
8 * *
9 * *
10 * Description: *
11 * Implementation (see header for description) *
12 * *
13 * Authors (alphabetical): *
14 * Andreas Hoecker <Andreas.Hocker@cern.ch> - CERN, Switzerland *
15 * Joerg Stelzer <Joerg.Stelzer@cern.ch> - CERN, Switzerland *
16 * Helge Voss <Helge.Voss@cern.ch> - MPI-K Heidelberg, Germany *
17 * *
18 * Copyright (c) 2005: *
19 * CERN, Switzerland *
20 * MPI-K Heidelberg, Germany *
21 * *
22 * Redistribution and use in source and binary forms, with or without *
23 * modification, are permitted according to the terms listed in LICENSE *
24 * (see tmva/doc/LICENSE) *
25 * *
26 **********************************************************************************/
27
28/*! \class TMVA::
29\ingroup TMVA
30
31 Base Class for all classes that need option parsing
32
33*/
34
35#include <string>
36#include <iostream>
37#include <fstream>
38#include <cstdlib>
39#include <vector>
40
41#include "TSystem.h"
42#include "TString.h"
43#include "TObjString.h"
44#include "TQObject.h"
45#include "TSpline.h"
46#include "TMatrix.h"
47
48#include "TMVA/Configurable.h"
49#include "TMVA/Config.h"
50#include "TMVA/Tools.h"
51#include "TMVA/Types.h"
52
53// don't change this flag without a good reason ! The FitterBase code won't work anymore !!!
54// #define TMVA_Configurable_SanctionUnknownOption kTRUE
55
57
58#ifdef _WIN32
59/*Disable warning C4355: 'this' : used in base member initializer list*/
60#pragma warning ( disable : 4355 )
61#endif
62
63////////////////////////////////////////////////////////////////////////////////
64/// constructor
65
67: TNamed("Configurable","Configurable"),
68 fOptions ( theOption ),
69 fLooseOptionCheckingEnabled ( kTRUE ),
70 fLastDeclaredOption ( 0 ),
71 fConfigDescription ( "No description" ),
72 fReferenceFile ( "None" ),
73 fLogger ( new MsgLogger(this) )
74{
76
77 // check if verbosity "V" set in option
78 if (gTools().CheckForVerboseOption( theOption )) Log().SetMinType( kVERBOSE );
79}
80
81////////////////////////////////////////////////////////////////////////////////
82/// default destructor
83
85{
86 delete fLogger;
87}
88
89////////////////////////////////////////////////////////////////////////////////
90/// splits the option string at ':' and fills the list 'loo' with the primitive strings
91
92void TMVA::Configurable::SplitOptions(const TString& theOpt, TList& loo) const
93{
94 TString splitOpt(theOpt);
95 loo.SetOwner();
96 while (splitOpt.Length()>0) {
97 if (!splitOpt.Contains(':')) {
98 loo.Add(new TObjString(splitOpt));
99 splitOpt = "";
100 }
101 else {
102 TString toSave = splitOpt(0,splitOpt.First(':'));
103 loo.Add(new TObjString(toSave.Data()));
104 splitOpt = splitOpt(splitOpt.First(':')+1,splitOpt.Length());
105 }
106 }
107}
108
109////////////////////////////////////////////////////////////////////////////////
110/// resets the IsSet flag for all declare options
111/// to be called before options are read from stream
112
114{
115 TListIter decOptIt(&fListOfOptions); // declared options
116 while (OptionBase* decOpt = (OptionBase*) decOptIt()) { // loop over declared options
117 decOpt->fIsSet = kFALSE;
118 }
119}
120
121////////////////////////////////////////////////////////////////////////////////
122/// options parser
123
125{
126 Log() << kVERBOSE << "Parsing option string: " << Endl;
127 TString optionsWithoutTilde(fOptions);
128 optionsWithoutTilde.ReplaceAll(TString("~"),TString(""));
129 Log() << kVERBOSE << "... \"" << optionsWithoutTilde << "\"" << Endl;
130
131 TList loo; // the List Of Options in the parsed string
132
133 fOptions = fOptions.Strip(TString::kLeading, ':');
134
135 // separate the options by the ':' marker
136 SplitOptions(fOptions, loo);
137 fOptions = "";
138
139 // loop over the declared options and check for their availability
140 std::map<TString, std::vector<std::pair<Int_t, TString> > > arrayTypeOptions;
141
142 TListIter decOptIt(&fListOfOptions); // declared options
143 TListIter setOptIt(&loo); // parsed options
144 while (TObjString * os = (TObjString*) setOptIt()) { // loop over parsed options
145
146 TString s = os->GetString();
147
148 // the tilde in the beginning is an indication that the option
149 // has been accepted during previous parsing
150 //
151 // while parsing this option string eventual appearances of the
152 // tilde will be preserved, for correctly parsed options a new
153 // one will be added (in the end it will be checked if all
154 // options were parsed
155 Bool_t preserveTilde = s.BeginsWith('~');
156 s = s.Strip(TString::kLeading, '~');
157
158 Bool_t paramParsed = kFALSE;
159 if (s.Contains('=')) { // desired way of setting an option: "...:optname=optvalue:..."
160 TString optname = s(0,s.First('=')); optname.ToLower();
161 TString optval = s(s.First('=')+1,s.Length());
162 Int_t idx = -1;
163
164 // First check if the optname exists in the list of the
165 // objects. This does not depend on the existence of a [] in
166 // the optname. Sometimes the [] is part of the optname and
167 // does not describe an array
168 OptionBase* decOpt = (OptionBase *)fListOfOptions.FindObject(optname);
169 if (decOpt==0 && optname.Contains('[')) {
170 // now we see if there is an [] and if the optname exists
171 // after removing the [idx]
172 TString st = optname(optname.First('[')+1,100);
173 st.Remove(st.First(']'));
174 std::stringstream str(st.Data());
175 str >> idx; // save the array index
176 optname.Remove(optname.First('[')); // and remove [idx] from the option name
177 decOpt = (OptionBase *)fListOfOptions.FindObject(optname);
178 }
179
180 TListIter optIt(&fListOfOptions);
181 if (decOpt!=0) {
182 if (decOpt->IsSet())
183 Log() << kWARNING << "Value for option " << decOpt->GetName()
184 << " was previously set to " << decOpt->GetValue() << Endl;
185
186 if (!decOpt->HasPreDefinedVal() || (decOpt->HasPreDefinedVal() && decOpt->IsPreDefinedVal(optval)) ) {
187 if (decOpt->IsArrayOpt()) { // arrays
188 // if no index was found then we assume the value is to be set for the entire array
189 if (idx==-1) {
190 decOpt->SetValue(optval);
191 }
192 else {
193 // since we don't know what else is coming we just put everthing into a map
194 if (!decOpt->SetValue(optval, idx))
195 Log() << kFATAL << "Index " << idx << " too large for option " << decOpt->TheName()
196 << ", allowed range is [0," << decOpt->GetArraySize()-1 << "]" << Endl;
197 }
198 }
199 else { // no arrays
200 if (idx!=-1)
201 Log() << kFATAL << "Option " << decOpt->TheName()
202 << " is not an array, but you specified an index" << Endl;
203 decOpt->SetValue(optval);
204 }
205 paramParsed = kTRUE;
206 }
207 else Log() << kFATAL << "Option " << decOpt->TheName()
208 << " does not have predefined value: \"" << optval << "\"" << Endl;
209 }
210 }
211
212 // boolean variables can be specified by just their name (!name),
213 // which will set the to true (false): ...:V:...:!S:..
214 Bool_t preserveNotSign = kFALSE;
215 if (!paramParsed) {
216 Bool_t hasNotSign = kFALSE;
217 if (s.BeginsWith("!")) { s.Remove(0,1); preserveNotSign = hasNotSign = kTRUE; }
218 TString optname(s); optname.ToLower();
219 OptionBase* decOpt = 0;
220 Bool_t optionExists = kFALSE;
221 TListIter optIt(&fListOfOptions);
222 while ((decOpt = (OptionBase*)optIt()) !=0) {
223 TString predOptName(decOpt->GetName());
224 predOptName.ToLower();
225 if (predOptName == optname) optionExists = kTRUE;
226 if (dynamic_cast<Option<bool>*>(decOpt)==0) continue; // not a boolean option
227 if (predOptName == optname) break;
228 }
229
230
231 if (decOpt != 0) {
232 decOpt->SetValue( hasNotSign ? "0" : "1" );
233 paramParsed = kTRUE;
234 }
235 else {
236 if (optionExists && hasNotSign) {
237 Log() << kFATAL << "Negating a non-boolean variable " << optname
238 << ", please check the options for method: " << GetName() << Endl;
239 }
240 }
241 }
242
243
244 if (!paramParsed && LooseOptionCheckingEnabled()) {
245 // loose options specification, loops through the possible string
246 // values any parameter can have not applicable for boolean or floats
247 decOptIt.Reset();
248 while (OptionBase* decOpt = (OptionBase*) decOptIt()) {
249 if (decOpt->HasPreDefinedVal() && decOpt->IsPreDefinedVal(s) ) {
250 paramParsed = decOpt->SetValue(s);
251 break;
252 }
253 }
254 }
255
256 if (fOptions!="") fOptions += ":";
257 if (paramParsed || preserveTilde) fOptions += '~';
258 if (preserveNotSign) fOptions += '!';
259 fOptions += s;
260 }
261
262 // print options summary
263 PrintOptions();
264 if (gConfig().WriteOptionsReference()) WriteOptionsReferenceToFile();
265}
266
267////////////////////////////////////////////////////////////////////////////////
268/// checks for unused options in option string
269
271{
272 TString theOpt(fOptions);
273 theOpt = theOpt.Strip(TString::kLeading, ':');
274
275 // separate the options by the ':' marker
276 TList loo; // the List of Options in the parsed string
277 SplitOptions(theOpt, loo);
278
279 TListIter setOptIt(&loo); // options in a list
280 TString unusedOptions("");
281 while (TObjString * os = (TObjString*) setOptIt()) { // loop over parsed options
282
283 TString s = os->GetString();
284 if (!s.BeginsWith('~')) {
285 if (unusedOptions != "") unusedOptions += ':';
286 unusedOptions += s;
287 }
288 }
289 if (unusedOptions != "") {
290 Log() << kFATAL
291 << "The following options were specified, but could not be interpreted: \'"
292 << unusedOptions << "\', please check!" << Endl;
293 }
294}
295
296////////////////////////////////////////////////////////////////////////////////
297/// prints out the options set in the options string and the defaults
298
300{
301 Log() << kVERBOSE << "The following options are set:" << Endl;
302
303 TListIter optIt( &fListOfOptions );
304 Log() << kVERBOSE << "- By User:" << Endl;
305 Bool_t found = kFALSE;
306 while (OptionBase* opt = (OptionBase *) optIt()) {
307 if (opt->IsSet()) {
308 Log() << kVERBOSE << " ";
309 std::ostringstream oss;
310 opt->Print(oss);
311 Log() << oss.str();
312 Log() << Endl; found = kTRUE; }
313 }
314 if (!found) Log() << kVERBOSE << " <none>" << Endl;
315
316 optIt.Reset();
317 Log() << kVERBOSE << "- Default:" << Endl;
318 found = kFALSE;
319 while (OptionBase* opt = (OptionBase *) optIt()) {
320 if (!opt->IsSet()) {
321 Log() << kVERBOSE << " ";
322 std::ostringstream oss;
323 opt->Print(oss);
324 Log() << oss.str();
325 Log() << Endl; found = kTRUE; }
326 }
327 if (!found) Log() << kVERBOSE << " <none>" << Endl;
328}
329
330////////////////////////////////////////////////////////////////////////////////
331/// write options to output stream (e.g. in writing the MVA weight files
332
333void TMVA::Configurable::WriteOptionsToStream( std::ostream& o, const TString& prefix ) const
334{
335 TListIter optIt( &fListOfOptions );
336 o << prefix << "# Set by User:" << std::endl;
337 while (OptionBase * opt = (OptionBase *) optIt())
338 if (opt->IsSet()) { o << prefix; opt->Print(o); o << std::endl; }
339 optIt.Reset();
340 o << prefix << "# Default:" << std::endl;
341 while (OptionBase * opt = (OptionBase *) optIt())
342 if (!opt->IsSet()) { o << prefix; opt->Print(o); o << std::endl; }
343 o << prefix << "##" << std::endl;
344}
345
346////////////////////////////////////////////////////////////////////////////////
347/// write options to XML file
348
349void TMVA::Configurable::AddOptionsXMLTo( void* parent ) const
350{
351 if (!parent) return;
352 void* opts = gTools().AddChild(parent, "Options");
353 TListIter optIt( &fListOfOptions );
354 while (OptionBase * opt = (OptionBase *) optIt()) {
355 void* optnode = 0;
356 if (opt->IsArrayOpt()) {
357 std::stringstream s("");
358 s.precision( 16 );
359 for(Int_t i=0; i<opt->GetArraySize(); i++) {
360 if(i>0) s << " ";
361 s << std::scientific << opt->GetValue(i);
362 }
363 optnode = gTools().AddChild(opts,"Option",s.str().c_str());
364 }
365 else {
366 optnode = gTools().AddChild(opts,"Option", opt->GetValue());
367 }
368 gTools().AddAttr(optnode, "name", opt->TheName());
369 if (opt->IsArrayOpt()) {
370 gTools().AddAttr(optnode, "size", opt->GetArraySize());
371 }
372 gTools().AddAttr(optnode, "modified", (opt->IsSet()?"Yes":"No") );
373 }
374}
375
376////////////////////////////////////////////////////////////////////////////////
377
379{
380 void* opt = gTools().GetChild(node);
381 TString optName, optValue;
382 fOptions="";
383 while (opt != 0) {
384 if (fOptions.Length()!=0) fOptions += ":";
385 gTools().ReadAttr(opt, "name", optName);
386 optValue = TString( gTools().GetContent(opt) );
387 std::stringstream s("");
388 s.precision( 16 );
389 if (gTools().HasAttr(opt, "size")) {
390 UInt_t size;
391 gTools().ReadAttr(opt, "size", size);
392 std::vector<TString> values = gTools().SplitString(optValue, ' ');
393 for(UInt_t i=0; i<size; i++) {
394 if(i!=0) s << ":";
395 s << std::scientific << optName << "[" << i << "]=" << values[i];
396 }
397 }
398 else {
399 s << std::scientific << optName << "=" << optValue;
400 }
401 fOptions += s.str().c_str();
402 opt = gTools().GetNextChild(opt);
403 }
404}
405
406////////////////////////////////////////////////////////////////////////////////
407/// write complete options to output stream
408
410{
412 gSystem->MakeDirectory( dir );
413 fReferenceFile = dir + "/" + GetConfigName() + "_optionsRef.txt";
414 std::ofstream o( fReferenceFile );
415 if (!o.good()) { // file could not be opened --> Error
416 Log() << kFATAL << "<WriteOptionsToInfoFile> Unable to open output file: " << fReferenceFile << Endl;
417 }
418
419 TListIter optIt( &fListOfOptions );
420 o << "# List of options:" << std::endl;
421 o << "# Configurable: " << GetConfigName() << std::endl;
422 o << "# Description: " << GetConfigDescription() << std::endl;
423 while (OptionBase * opt = (OptionBase *) optIt()) {
424 opt->Print( o, 1 );
425 o << std::endl << "# ------------------------------------------------" << std::endl;
426 }
427
428 o.close();
429 Log() << kVERBOSE << "Wrote options reference file: \"" << fReferenceFile << "\"" << Endl;
430}
431
432////////////////////////////////////////////////////////////////////////////////
433/// read option back from the weight file
434
436{
437 // first set the IsSet flag of all declared options to false
438 // that is only necessary in our factory, when we test right
439 // after the training
440 ResetSetFlag();
441 fOptions = "";
442 char buf[512];
443 istr.getline(buf,512);
444 TString stropt, strval;
445 while (istr.good() && !istr.eof() && !(buf[0]=='#' && buf[1]=='#')) { // if line starts with ## return
446 char *p = buf;
447 while (*p==' ' || *p=='\t') p++; // 'remove' leading whitespace
448 if (*p=='#' || *p=='\0') {
449 istr.getline(buf,512); // reading the next line
450 continue; // if comment or empty line, read the next line
451 }
452 std::stringstream sstr(buf);
453 sstr >> stropt >> strval;
454 stropt.ReplaceAll(':','=');
455 strval.ReplaceAll("\"","");
456 if (fOptions.Length()!=0) fOptions += ":";
457 fOptions += stropt;
458 fOptions += strval;
459 istr.getline(buf,512); // reading the next line
460 }
461}
462
size_t size(const MatrixT &matrix)
retrieve the size of a square matrix
constexpr Bool_t kFALSE
Definition RtypesCore.h:101
constexpr Bool_t kTRUE
Definition RtypesCore.h:100
#define ClassImp(name)
Definition Rtypes.h:377
winID h TVirtualViewer3D TVirtualGLPainter p
R__EXTERN TSystem * gSystem
Definition TSystem.h:555
virtual void SetOwner(Bool_t enable=kTRUE)
Set whether this collection is the owner (enable==true) of its content.
Iterator of linked list.
Definition TList.h:191
void Reset() override
Reset list iterator.
Definition TList.cxx:1157
A doubly linked list.
Definition TList.h:38
void Add(TObject *obj) override
Definition TList.h:81
TString fOptionsReferenceFileDir
Definition Config.h:126
IONames & GetIONames()
Definition Config.h:98
void ReadOptionsFromXML(void *node)
void ResetSetFlag()
resets the IsSet flag for all declare options to be called before options are read from stream
virtual ~Configurable()
default destructor
void WriteOptionsReferenceToFile()
write complete options to output stream
void WriteOptionsToStream(std::ostream &o, const TString &prefix) const
write options to output stream (e.g. in writing the MVA weight files
Configurable(const TString &theOption="")
constructor
TList fListOfOptions
option list
virtual void ParseOptions()
options parser
MsgLogger & Log() const
void PrintOptions() const
prints out the options set in the options string and the defaults
void CheckForUnusedOptions() const
checks for unused options in option string
void SplitOptions(const TString &theOpt, TList &loo) const
splits the option string at ':' and fills the list 'loo' with the primitive strings
void ReadOptionsFromStream(std::istream &istr)
read option back from the weight file
void AddOptionsXMLTo(void *parent) const
write options to XML file
ostringstream derivative to redirect and format output
Definition MsgLogger.h:57
void SetMinType(EMsgType minType)
Definition MsgLogger.h:70
Class for TMVA-option handling.
Definition Option.h:52
virtual const char * TheName() const
Definition Option.h:62
virtual Bool_t SetValue(const TString &vs, Int_t i=-1)
set value for option
Definition Option.cxx:59
virtual Bool_t IsPreDefinedVal(const TString &) const =0
virtual Bool_t IsArrayOpt() const =0
Bool_t IsSet() const
Definition Option.h:65
virtual Bool_t HasPreDefinedVal() const =0
virtual const char * GetName() const
Returns name of object.
Definition Option.h:61
virtual Int_t GetArraySize() const =0
virtual TString GetValue(Int_t i=-1) const =0
std::vector< TString > SplitString(const TString &theOpt, const char separator) const
splits the option string at 'separator' and fills the list 'splitV' with the primitive strings
Definition Tools.cxx:1199
void ReadAttr(void *node, const char *, T &value)
read attribute from xml
Definition Tools.h:329
void * GetChild(void *parent, const char *childname=nullptr)
get child node
Definition Tools.cxx:1150
void AddAttr(void *node, const char *, const T &value, Int_t precision=16)
add attribute to xml
Definition Tools.h:347
void * AddChild(void *parent, const char *childname, const char *content=nullptr, bool isRootNode=false)
add child node
Definition Tools.cxx:1124
void * GetNextChild(void *prevchild, const char *childname=nullptr)
XML helpers.
Definition Tools.cxx:1162
The TNamed class is the base class for all named ROOT classes.
Definition TNamed.h:29
Collectable string class.
Definition TObjString.h:28
virtual TObject * FindObject(const char *name) const
Must be redefined in derived classes.
Definition TObject.cxx:403
Basic string class.
Definition TString.h:139
Ssiz_t Length() const
Definition TString.h:417
void ToLower()
Change string to lower-case.
Definition TString.cxx:1182
TSubString Strip(EStripType s=kTrailing, char c=' ') const
Return a substring of self stripped at beginning and/or end.
Definition TString.cxx:1163
Ssiz_t First(char c) const
Find first occurrence of a character c.
Definition TString.cxx:538
const char * Data() const
Definition TString.h:376
TString & ReplaceAll(const TString &s1, const TString &s2)
Definition TString.h:704
@ kLeading
Definition TString.h:276
Bool_t BeginsWith(const char *s, ECaseCompare cmp=kExact) const
Definition TString.h:623
TString & Remove(Ssiz_t pos)
Definition TString.h:685
Bool_t Contains(const char *pat, ECaseCompare cmp=kExact) const
Definition TString.h:632
virtual int MakeDirectory(const char *name)
Make a directory.
Definition TSystem.cxx:827
Config & gConfig()
Tools & gTools()
MsgLogger & Endl(MsgLogger &ml)
Definition MsgLogger.h:148