1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
29 #include "utilities.h"
30 #include "Container_init_python.hxx"
32 #if PY_VERSION_HEX < 0x03050000
34 Py_EncodeLocale(const wchar_t *arg, size_t *size)
36 return _Py_wchar2char(arg, size);
39 Py_DecodeLocale(const char *arg, size_t *size)
41 return _Py_char2wchar(arg, size);
45 void KERNEL_PYTHON::init_python(int argc, char **argv)
47 if (Py_IsInitialized())
49 MESSAGE("Python already initialized");
52 MESSAGE("=================================================================");
53 MESSAGE("Python Initialization...");
54 MESSAGE("=================================================================");
55 // set stdout to line buffering (aka C++ std::cout)
56 setvbuf(stdout, (char *)NULL, _IOLBF, BUFSIZ);
57 wchar_t* salome_python;
58 char* env_python=getenv("SALOME_PYTHON");
61 wchar_t* salome_python = Py_DecodeLocale(env_python, NULL);
62 Py_SetProgramName(salome_python);
64 Py_Initialize(); // Initialize the interpreter
65 if (Py_IsInitialized())
67 MESSAGE("Python initialized eh eh eh");
69 wchar_t **changed_argv = new wchar_t*[argc]; // Setting arguments
70 for (int i = 0; i < argc; i++)
72 changed_argv[i] = Py_DecodeLocale(argv[i], NULL);
74 PySys_SetArgv(argc, changed_argv);
76 PyRun_SimpleString("import threading\n");
77 // VSR (22/09/2016): This is a workaround to prevent invoking qFatal() from PyQt5
78 // causing application aborting
80 script += "def _custom_except_hook(exc_type, exc_value, exc_traceback):\n";
81 script += " import sys\n";
82 script += " sys.__excepthook__(exc_type, exc_value, exc_traceback)\n";
85 script += "import sys\n";
86 script += "sys.excepthook = _custom_except_hook\n";
87 script += "del _custom_except_hook, sys\n";
88 int res = PyRun_SimpleString(script.c_str());
89 // VSR (22/09/2016): end of workaround
90 PyEval_InitThreads(); // Create (and acquire) the interpreter lock
91 PyThreadState *pts = PyGILState_GetThisThreadState();
92 PyEval_ReleaseThread(pts);
93 //delete[] changed_argv;