diff --git a/katabatic/CMakeLists.txt b/katabatic/CMakeLists.txt
index fea9a8ef..18d8474b 100644
--- a/katabatic/CMakeLists.txt
+++ b/katabatic/CMakeLists.txt
@@ -17,6 +17,8 @@
  
  set(QT_USE_QTXML "true")
  find_package(Qt4 REQUIRED)
+ find_package(PythonLibs REQUIRED)
+ find_package(PythonSitePackages REQUIRED)
  find_package(VLSISAPD REQUIRED)
  find_package(HURRICANE REQUIRED)
  find_package(CORIOLIS REQUIRED)
@@ -27,9 +29,9 @@
  
  add_subdirectory(src)
  add_subdirectory(cmake_modules)
- if(BUILD_DOC AND DOXYGEN_FOUND)
+ if(BUILD_DOC AND DOXYGEN_FOUND AND IS_DIRECTORY doc)
    add_subdirectory(doc)
- endif(BUILD_DOC AND DOXYGEN_FOUND)
+ endif(BUILD_DOC AND DOXYGEN_FOUND AND IS_DIRECTORY doc)
  
  if(CHECK_DATABASE)
    add_definitions(-DCHECK_DATABASE)
diff --git a/katabatic/src/CMakeLists.txt b/katabatic/src/CMakeLists.txt
index 19aeba08..5f30b779 100644
--- a/katabatic/src/CMakeLists.txt
+++ b/katabatic/src/CMakeLists.txt
@@ -10,6 +10,7 @@ endif ( CHECK_DETERMINISM )
                          ${HURRICANE_INCLUDE_DIR} 
                          ${CONFIGURATION_INCLUDE_DIR} 
                          ${Boost_INCLUDE_DIRS}
+                         ${PYTHON_INCLUDE_PATH}
                        )
                    set ( includes      katabatic/Configuration.h
                                        katabatic/ChipTools.h
@@ -43,32 +44,41 @@ endif ( CHECK_DETERMINISM )
                                        LoadGrByNet.cpp
                                        NetConstraints.cpp
                                        NetOptimals.cpp
-				       ChipTools.cpp
                                        KatabaticEngine.cpp
                                        GraphicKatabaticEngine.cpp
                        )
+                   set ( pyCpps        PyKatabatic.cpp )
           qt4_wrap_cpp ( mocCpps       ${mocIncludes} )
 
 
-           add_library ( katabatic  ${cpps} ${mocCpps} )
- set_target_properties ( katabatic  PROPERTIES VERSION 1.0 SOVERSION 1 )
- target_link_libraries ( katabatic  ${KNIK_LIBRARIES}
-                                    ${CORIOLIS_LIBRARIES}
-                                    ${HURRICANE_PYTHON_LIBRARIES}
-                                    ${HURRICANE_GRAPHICAL_LIBRARIES}
-                                    ${HURRICANE_LIBRARIES}
-                                    ${CONFIGURATION_LIBRARY}
-                                    ${CIF_LIBRARY}
-                                    ${AGDS_LIBRARY}
-                                    ${LEFDEF_LIBRARIES}
-                                    ${OA_LIBRARIES}
-                                    ${QT_LIBRARIES}
-                                    ${Boost_LIBRARIES}
-                                    ${LIBXML2_LIBRARIES}
-                                    ${PYTHON_LIBRARIES} -lutil
+           add_library ( katabatic     ${cpps} ${mocCpps} )
+ set_target_properties ( katabatic     PROPERTIES VERSION 1.0 SOVERSION 1 )
+ target_link_libraries ( katabatic     ${KNIK_LIBRARIES}
+                                       ${CORIOLIS_LIBRARIES}
+                                       ${HURRICANE_PYTHON_LIBRARIES}
+                                       ${HURRICANE_GRAPHICAL_LIBRARIES}
+                                       ${HURRICANE_LIBRARIES}
+                                       ${CONFIGURATION_LIBRARY}
+                                       ${CIF_LIBRARY}
+                                       ${AGDS_LIBRARY}
+                                       ${LEFDEF_LIBRARIES}
+                                       ${OA_LIBRARIES}
+                                       ${QT_LIBRARIES}
+                                       ${Boost_LIBRARIES}
+                                       ${LIBXML2_LIBRARIES}
+                                       ${PYTHON_LIBRARIES} -lutil
+                       )
+           add_library ( pyKatabatic   MODULE ${pyCpps} )
+ set_target_properties ( pyKatabatic   PROPERTIES COMPILE_FLAGS "${COMPILE_FLAGS} -D__PYTHON_MODULE__=1"
+                                       PREFIX        ""
+                                       OUTPUT_NAME   "Katabatic"
+                       )	       
+ target_link_libraries ( pyKatabatic   katabatic 
+                                       ${CORIOLIS_PYTHON_LIBRARIES}
                        )
 
-               install ( TARGETS katabatic DESTINATION lib${LIB_SUFFIX} )
+               install ( TARGETS katabatic     DESTINATION lib${LIB_SUFFIX} )
+               install ( TARGETS pyKatabatic   DESTINATION ${PYTHON_SITE_PACKAGES} )
                install ( FILES ${includes}
-                               ${mocIncludes} DESTINATION include/coriolis2/katabatic ) 
+                               ${mocIncludes}  DESTINATION include/coriolis2/katabatic ) 
    
diff --git a/katabatic/src/PyKatabatic.cpp b/katabatic/src/PyKatabatic.cpp
new file mode 100644
index 00000000..72af6825
--- /dev/null
+++ b/katabatic/src/PyKatabatic.cpp
@@ -0,0 +1,83 @@
+
+// -*- C++ -*-
+//
+// This file is part of the Coriolis Software.
+// Copyright (c) UPMC/LIP6 2012-2012, All Rights Reserved
+//
+// +-----------------------------------------------------------------+ 
+// |                   C O R I O L I S                               |
+// |      K i t e  -  D e t a i l e d   R o u t e r                  |
+// |                                                                 |
+// |  Author      :                    Jean-Paul CHAPUT              |
+// |  E-mail      :       Jean-Paul.Chaput@asim.lip6.fr              |
+// | =============================================================== |
+// |  C++ Module  :  "./PyKatabatic.cpp"                             |
+// +-----------------------------------------------------------------+
+
+
+#include "hurricane/isobar/PyHurricane.h"
+#include "katabatic/KatabaticEngine.h"
+
+
+namespace Katabatic {
+
+  using std::cerr;
+  using std::endl;
+  using Hurricane::tab;
+  using Hurricane::in_trace;
+  using Isobar::__cs;
+
+
+#if !defined(__PYTHON_MODULE__)
+
+// x=================================================================x
+// |             "PyKatabatic" Shared Library Code Part              |
+// x=================================================================x
+
+
+# else // End of PyHurricane Shared Library Code Part.
+
+
+// x=================================================================x
+// |              "PyKatabatic" Python Module Code Part              |
+// x=================================================================x
+
+extern "C" {
+
+
+  static PyMethodDef PyKatabatic_Methods[] =
+    { {NULL, NULL, 0, NULL}     /* sentinel */
+    };
+
+
+
+
+  // ---------------------------------------------------------------
+  // Module Initialization  :  "initKatabatic ()"
+
+  DL_EXPORT(void) initKatabatic () {
+    trace << "initKatabatic()" << endl;
+
+    PyObject* module = Py_InitModule ( "Katabatic", PyKatabatic_Methods );
+    if ( module == NULL ) {
+      cerr << "[ERROR]\n"
+           << "  Failed to initialize Katabatic module." << endl;
+      return;
+    }
+
+    PyObject* dictionnary = PyModule_GetDict(module);
+    PyObject* constant;
+
+    LoadObjectConstant(dictionnary,LoadGrByNet        ,"LoadGrByNet"        );
+    LoadObjectConstant(dictionnary,LoadGrByGCell      ,"LoadGrByGCell"      );
+    LoadObjectConstant(dictionnary,LayerAssignByLength,"LayerAssignByLength");
+    LoadObjectConstant(dictionnary,LayerAssignByTrunk ,"LayerAssignByTrunk" );
+    LoadObjectConstant(dictionnary,NoNetLayerAssign   ,"NoNetLayerAssign"   );
+  }
+
+  
+} // extern "C".
+
+#endif // End of Python Module Code Part.
+
+}  // Katabatic namespace.