Esempio n. 1
0
static void _PrintHelp(DecisionTreePtr dt, FILE *out, int indent) {
   int i;

   _PrintSpaces(out, indent);
   if(dt->nodeType == dtnLeaf) {
     //fprintf(out, "(leaf: %d)\n", dt->myclass);
      fprintf(out, "(leaf: %s)\n", 
             ExampleSpecGetClassValueName(dt->spec, dt->myclass));
   } else if(dt->nodeType == dtnDiscrete) {
      fprintf(out, "(split on %s:\n",
             ExampleSpecGetAttributeName(dt->spec, dt->splitAttribute));
      for(i = 0 ; i < VALLength(dt->children) ; i++) {
         _PrintSpaces(out, indent + 1);
         fprintf(out, "%s\n",
          ExampleSpecGetAttributeValueName(dt->spec, dt->splitAttribute, i));
         _PrintHelp(VALIndex(dt->children, i), out, indent + 2);
      }
      _PrintSpaces(out, indent);
      fprintf(out, ")\n");
   } else if(dt->nodeType == dtnContinuous) {
      fprintf(out, "(split on %s:\n",
             ExampleSpecGetAttributeName(dt->spec, dt->splitAttribute));

      /* left child */
      _PrintSpaces(out, indent + 1);
      fprintf(out, "< %f\n", dt->splitThreshold);
      _PrintHelp(VALIndex(dt->children, 0), out, indent + 2);

      /* right child */
      _PrintSpaces(out, indent + 1);
      fprintf(out, ">= %f\n", dt->splitThreshold);
      _PrintHelp(VALIndex(dt->children, 1), out, indent + 2);


      _PrintSpaces(out, indent);
      fprintf(out, ")\n");
   } else if(dt->nodeType == dtnGrowing) {
      fprintf(out, "(growing)\n");
   }
}
Esempio n. 2
0
	void Run()
	{
		// prepare device modifications
		if (fDevice->IsReadOnly()) {
			printf("Device is read-only. Can't change anything.\n");
		} else {
			status_t error = fDevice->PrepareModifications();
			fPrepared = (error == B_OK);
			if (error != B_OK) {
				printf("Error: Failed to prepare device for modifications: "
					"%s\n", strerror(error));
			}
		}

		// main input loop
		while (true) {
			BString line;
			if (!_ReadLine("party> ", line))
				return;

			if (line == "") {
				// do nothing
			} else if (line == "h" || line == "help") {
				_PrintHelp();
			} else if (line == "i") {
				_InitializePartition();
			} else if (line == "l") {
				_PrintPartitionsShort();
			} else if (line == "ll") {
				_PrintPartitionsLong();
			} else if (line == "n") {
				_NewPartition();
			} else if (line == "q" || line == "quit") {
				return;
			} else if (line == "w") {
				_WriteChanges();
			} else {
				printf("Invalid command \"%s\", type \"help\" for help\n",
					line.String());
			}
		}
	}
Esempio n. 3
0
  int cConsoleApplication::Run()
  {
    bool bIsSuccessfulRun = true;
    bool bIsHandledAlready = false;

    const size_t n = GetArgumentCount();
    if (n == 1) {
      const string_t sArgument0 = GetArgument(0);
      if ((sArgument0 == TEXT("-help")) || (sArgument0 == TEXT("--help"))) {
        bIsHandledAlready = true;
        _PrintHelp();
      } else if ((sArgument0 == TEXT("-version")) || (sArgument0 == TEXT("--version"))) {
        bIsHandledAlready = true;
        PrintVersion();
      }
    }

    if (!bIsHandledAlready) bIsSuccessfulRun = _Run();

    return (bIsSuccessfulRun) ? EXIT_SUCCESS : EXIT_FAILURE;
  }
Esempio n. 4
0
void DecisionTreePrint(DecisionTreePtr dt, FILE *out) {
   _PrintHelp(dt, out, 0);
}