diff --git a/hurricane/src/isobar/PyBox.cpp b/hurricane/src/isobar/PyBox.cpp
index 27d2d2da..b5494039 100644
--- a/hurricane/src/isobar/PyBox.cpp
+++ b/hurricane/src/isobar/PyBox.cpp
@@ -379,10 +379,27 @@ extern "C" {
     , {NULL, NULL, 0, NULL}           /* sentinel */
     };
 
+  // x-------------------------------------------------------------x
+  // |                  "PyBox" Object Methods                     |
+  // x-------------------------------------------------------------x
+
+
+  DirectDeleteMethod(PyBox_DeAlloc,PyBox)
+  PyTypeObjectLinkPyType(Box)
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |                "PyBox" Shared Library Code Part                 |
+// x=================================================================x
+  
+
   // ---------------------------------------------------------------
-  // Attribute Method  :  "PyBox_new ()"
-  PyObject* PyBox_new (PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyBox_new()" << endl;
+  // Attribute Method  :  "PyBox_create ()"
+
+  PyObject* PyBox_create (PyObject *module, PyObject *args) {
+    trace << "PyBox_create()" << endl;
 
     Box* box = NULL;
     PyBox* pyBox = NULL;
@@ -392,9 +409,9 @@ extern "C" {
     PyObject* arg1;
     PyObject* arg2;
     PyObject* arg3;
-    __cs.init ("Box.new");
+    __cs.init ("Box.create");
 
-    if (! PyArg_ParseTuple(args,"|O&O&O&O&:Box.new",
+    if (! PyArg_ParseTuple(args,"|O&O&O&O&:Box.create",
                 Converter, &arg0,
                 Converter, &arg1,
                 Converter, &arg2,
@@ -423,23 +440,6 @@ extern "C" {
     return ( (PyObject*)pyBox );
   }
 
-  // x-------------------------------------------------------------x
-  // |                  "PyBox" Object Methods                     |
-  // x-------------------------------------------------------------x
-
-
-  DirectDeleteMethod(PyBox_DeAlloc,PyBox)
-  PyTypeObjectLinkPyType(Box)
-  PyTypeObjectConstructor(Box)
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |                "PyBox" Shared Library Code Part                 |
-// x=================================================================x
-  
-
 
 
 
diff --git a/hurricane/src/isobar/PyCell.cpp b/hurricane/src/isobar/PyCell.cpp
index 976752f8..85a9a6bf 100644
--- a/hurricane/src/isobar/PyCell.cpp
+++ b/hurricane/src/isobar/PyCell.cpp
@@ -621,15 +621,28 @@ extern "C" {
   // |                  "PyCell" Object Methods                    |
   // x-------------------------------------------------------------x
 
-  static PyObject* PyCell_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyCell_new()" << endl;
+  DBoDeleteMethod(Cell)
+  PyTypeObjectLinkPyType(Cell)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |               "PyCell" Shared Library Code Part                 |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyCell_create ()"
+  PyObject* PyCell_create ( PyObject *module, PyObject *args ) {
+    trace << "PyCell_create()" << endl;
 
     char* name = NULL;
     PyLibrary* pyLibrary = NULL;
     Cell* cell = NULL;
 
     HTRY
-    if (PyArg_ParseTuple(args,"O!s:Cell.new", &PyTypeLibrary, &pyLibrary, &name)) {
+    if (PyArg_ParseTuple(args,"O!s:Cell.create", &PyTypeLibrary, &pyLibrary, &name)) {
         cell = Cell::create(PYLIBRARY_O(pyLibrary), Name(name));
     } else {
         PyErr_SetString ( ConstructorError, "invalid number of parameters for Cell constructor.");
@@ -640,25 +653,13 @@ extern "C" {
     return PyCell_Link(cell);
   }
 
-  DBoDeleteMethod(Cell)
-  PyTypeObjectLinkPyType(Cell)
-  PyTypeObjectConstructor(Cell)
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |               "PyCell" Shared Library Code Part                 |
-// x=================================================================x
-
-
   // Link/Creation Method.
   DBoLinkCreateMethod(Cell)
 
 
   // ---------------------------------------------------------------
   // PyCell Object Definitions.
-  PyTypeObjectDefinitions(Cell)
+  PyTypeInheritedObjectDefinitions(Cell, Entity)
 
 
 #endif  // End of Shared Library Code Part.
diff --git a/hurricane/src/isobar/PyComponent.cpp b/hurricane/src/isobar/PyComponent.cpp
index 78d88b6e..324ef7fb 100644
--- a/hurricane/src/isobar/PyComponent.cpp
+++ b/hurricane/src/isobar/PyComponent.cpp
@@ -169,7 +169,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyComponent Object Definitions.
 
-  PyTypeObjectDefinitions(Component)
+  PyTypeInheritedObjectDefinitions(Component, Entity)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyContact.cpp b/hurricane/src/isobar/PyContact.cpp
index 2ce0f460..e26c0f00 100644
--- a/hurricane/src/isobar/PyContact.cpp
+++ b/hurricane/src/isobar/PyContact.cpp
@@ -86,11 +86,24 @@ extern "C" {
   // |                "PyContact" Object Methods                   |
   // x-------------------------------------------------------------x
   
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyContact_new ()"
 
-  static PyObject* PyContact_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyContact_new()" << endl;
+
+  DBoDeleteMethod(Contact)
+  PyTypeObjectLinkPyType(Contact)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |             "PyContact" Shared Library Code Part                |
+// x=================================================================x
+  
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyContact_create ()"
+
+  PyObject* PyContact_create ( PyObject *module, PyObject *args ) {
+    trace << "PyContact_create()" << endl;
 
     Contact* contact = NULL;
 
@@ -99,11 +112,11 @@ extern "C" {
     PyLayer* pyLayer = NULL;
     PyComponent* pyComponent = NULL;
     DbU::Unit x=0, y=0, width=0, height=0;
-    if (PyArg_ParseTuple(args, "O!O!ll|ll:Contact.new",
+    if (PyArg_ParseTuple(args, "O!O!ll|ll:Contact.create",
                 &PyTypeNet, &pyNet, &PyTypeLayer, &pyLayer,
                 &x, &y, &width, &height)) {
         contact = Contact::create(PYNET_O(pyNet), PYLAYER_O(pyLayer), x, y, width, height);
-    } else if (PyArg_ParseTuple(args, "O!O!ll|ll:Contact.new",
+    } else if (PyArg_ParseTuple(args, "O!O!ll|ll:Contact.create",
                 &PyTypeComponent, &pyComponent, &PyTypeLayer, &pyLayer,
                 &x, &y, &width, &height)) {
         contact = Contact::create(PYCOMPONENT_O(pyComponent), PYLAYER_O(pyLayer), x, y, width, height);
@@ -120,20 +133,6 @@ extern "C" {
 
 
 
-  DBoDeleteMethod(Contact)
-  PyTypeObjectLinkPyType(Contact)
-  PyTypeObjectConstructor(Contact)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |             "PyContact" Shared Library Code Part                |
-// x=================================================================x
-  
-
-
 
   // Link/Creation Method.
   DBoLinkCreateMethod(Contact)
@@ -143,7 +142,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyContact Object Definitions.
 
-  PyTypeObjectDefinitions(Contact)
+  PyTypeInheritedObjectDefinitions(Contact, Component)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyDataBase.cpp b/hurricane/src/isobar/PyDataBase.cpp
index 028917ef..2691fe20 100644
--- a/hurricane/src/isobar/PyDataBase.cpp
+++ b/hurricane/src/isobar/PyDataBase.cpp
@@ -143,11 +143,22 @@ extern "C" {
   // x-------------------------------------------------------------x
   // |               "PyDataBase" Object Methods                  |
   // x-------------------------------------------------------------x
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyDataBase_new ()"
 
-  static PyObject* PyDataBase_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyDataBase_new()" << endl;
+  DBoDeleteMethod(DataBase)
+  PyTypeObjectLinkPyType(DataBase)
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |               "PyDataBase" Shared Library Code Part             |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyDataBase_create ()"
+
+  PyObject* PyDataBase_create ( PyObject *module ) {
+    trace << "PyDataBase_create()" << endl;
 
     DataBase* db = NULL;
     
@@ -158,17 +169,6 @@ extern "C" {
     return PyDataBase_Link(db);
   }
 
-  DBoDeleteMethod(DataBase)
-  PyTypeObjectLinkPyType(DataBase)
-  PyTypeObjectConstructor(DataBase)
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |               "PyDataBase" Shared Library Code Part             |
-// x=================================================================x
-
 
 
   // Link/Creation Method.
diff --git a/hurricane/src/isobar/PyEntity.cpp b/hurricane/src/isobar/PyEntity.cpp
index bfc0d07d..ed8dce62 100644
--- a/hurricane/src/isobar/PyEntity.cpp
+++ b/hurricane/src/isobar/PyEntity.cpp
@@ -150,7 +150,7 @@ extern "C" {
   }
 
 
-  PyTypeObjectDefinitions(Entity)
+  PyTypeRootObjectDefinitions(Entity)
 
   // ---------------------------------------------------------------
   // PyEntity Object Definitions.
diff --git a/hurricane/src/isobar/PyHorizontal.cpp b/hurricane/src/isobar/PyHorizontal.cpp
index ceb12c60..06e68f7e 100644
--- a/hurricane/src/isobar/PyHorizontal.cpp
+++ b/hurricane/src/isobar/PyHorizontal.cpp
@@ -68,11 +68,23 @@ extern "C" {
   // |               "PyHorizontal" Object Methods                 |
   // x-------------------------------------------------------------x
 
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyHorizontal_new ()"
 
-  static PyObject* PyHorizontal_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyHorizontal_new()" << endl;
+  DBoDeleteMethod(Horizontal)
+  PyTypeObjectLinkPyType(Horizontal)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |            "PyHorizontal" Shared Library Code Part              |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyHorizontal_create ()"
+
+  PyObject* PyHorizontal_create ( PyObject *module, PyObject *args ) {
+    trace << "PyHorizontal_create()" << endl;
 
     PyObject* arg0;
     PyObject* arg1;
@@ -159,21 +171,6 @@ extern "C" {
   }
 
 
-  DBoDeleteMethod(Horizontal)
-  PyTypeObjectLinkPyType(Horizontal)
-  PyTypeObjectConstructor(Horizontal)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |            "PyHorizontal" Shared Library Code Part              |
-// x=================================================================x
-
-
-
-
 
   // Link/Creation Method.
   DBoLinkCreateMethod(Horizontal)
@@ -182,7 +179,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyHorizontal Object Definitions.
 
-  PyTypeObjectDefinitions(Horizontal)
+  PyTypeInheritedObjectDefinitions(Horizontal, Segment)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyHurricane.cpp b/hurricane/src/isobar/PyHurricane.cpp
index ca2df8d9..4bf066ee 100644
--- a/hurricane/src/isobar/PyHurricane.cpp
+++ b/hurricane/src/isobar/PyHurricane.cpp
@@ -207,8 +207,8 @@ using namespace Hurricane;
                                 , const char*         idBase ) {
     for ( unsigned i=0 ; i < _types.size() ; i++ ) {
       if ( ! strcmp ( _types[i]->_id, id ) ) {
-        //throw Error ( objectTypeRedefinition ); // 04.09.2009 d2 modification
-        cerr << objectTypeRedefinition << endl;
+        //throw Error ( objectTypeRedefinition ); // 04.09.2009 d2 modification so Pharos can run several scripts during one execution
+        trace << objectTypeRedefinition << endl; 
         return;
       }
     }
@@ -500,15 +500,31 @@ extern "C" {
   // x-------------------------------------------------------------x
 
   static PyMethodDef PyHurricane_Methods[] =
-    { { "DbU_db"                ,              PyDbU_db                          , METH_VARARGS, "Convert an integer to DbU::Unit (no scale factor)." }
-    , { "DbU_grid"              ,              PyDbU_grid                        , METH_VARARGS, "Convert a founder grid to DbU::Unit." }
-    , { "DbU_lambda"            ,              PyDbU_lambda                      , METH_VARARGS, "Convert a symbolic (lambda) to DbU::Unit." }
-    , { "DbU_getDb"             ,              PyDbU_getDb                       , METH_VARARGS, "Convert a DbU::Unit to an integer value (no scale factor)." }
-    , { "DbU_getGrid"           ,              PyDbU_getGrid                     , METH_VARARGS, "Convert a DbU::Unit to a to grid founder." }
-    , { "DbU_getLambda"         ,              PyDbU_getLambda                   , METH_VARARGS, "Convert a DbU::Unit to a symbolic value (to lambda)." }
-    , { "getDataBase"           , (PyCFunction)PyDataBase_getDataBase            , METH_NOARGS , "Get the current DataBase." }
-  //, { "openUpdateSession"     , (PyCFunction)PyUpdateSession_openUpdateSession , METH_NOARGS , "Open an UpdateSession." }
-  //, { "closeUpdateSession"    , (PyCFunction)PyUpdateSession_closeUpdateSession, METH_NOARGS , "Close an UpdateSession." }
+    { { "DbU_db"                ,              PyDbU_db                          , METH_VARARGS, "Converts an integer to DbU::Unit (no scale factor)." }
+    , { "DbU_grid"              ,              PyDbU_grid                        , METH_VARARGS, "Converts a founder grid to DbU::Unit." }
+    , { "DbU_lambda"            ,              PyDbU_lambda                      , METH_VARARGS, "Converts a symbolic (lambda) to DbU::Unit." }
+    , { "DbU_getDb"             ,              PyDbU_getDb                       , METH_VARARGS, "Converts a DbU::Unit to an integer value (no scale factor)." }
+    , { "DbU_getGrid"           ,              PyDbU_getGrid                     , METH_VARARGS, "Converts a DbU::Unit to a to grid founder." }
+    , { "DbU_getLambda"         ,              PyDbU_getLambda                   , METH_VARARGS, "Converts a DbU::Unit to a symbolic value (to lambda)." }
+    , { "Point"                 ,              PyPoint_create                    , METH_VARARGS, "Creates a new Point." }
+    , { "Box"                   ,              PyBox_create                      , METH_VARARGS, "Creates a new Box." }
+    , { "Transformation"        ,              PyTransformation_create           , METH_VARARGS, "Creates a new Transformation." }
+    , { "DataBase"              , (PyCFunction)PyDataBase_create                 , METH_NOARGS , "Creates the DataBase." }
+    , { "getDataBase"           , (PyCFunction)PyDataBase_getDataBase            , METH_NOARGS , "Gets the current DataBase." }
+    , { "Library"               , (PyCFunction)PyLibrary_create                  , METH_VARARGS, "Creates a new Library." }
+//    , { "getLibrary"            , (PyCFunction)PyLibrary_getLibrary              , METH_NOARGS , "Gets the current Library." }
+    , { "Reference"             , (PyCFunction)PyReference_create                , METH_VARARGS, "Creates a new Reference." }
+    , { "Cell"                  , (PyCFunction)PyCell_create                     , METH_VARARGS, "Creates a new Cell." }
+    , { "Instance"              , (PyCFunction)PyInstance_create                 , METH_VARARGS, "Creates a new Instance." }
+    , { "Net"                   , (PyCFunction)PyNet_create                      , METH_VARARGS, "Creates a new Net." }
+    , { "HyperNet"              , (PyCFunction)PyHyperNet_create                 , METH_VARARGS, "Creates a new HyperNet." }
+    , { "Horizontal"            , (PyCFunction)PyHorizontal_create               , METH_VARARGS, "Creates a new Horizontal." }
+    , { "Vertical"              , (PyCFunction)PyVertical_create                 , METH_VARARGS, "Creates a new Vertical." }
+    , { "Contact"               , (PyCFunction)PyContact_create                  , METH_VARARGS, "Creates a new Contact." }
+    , { "Pin"                   , (PyCFunction)PyPin_create                      , METH_VARARGS, "Creates a new Pin." }
+    , { "Pad"                   , (PyCFunction)PyPad_create                      , METH_VARARGS, "Creates a new Pad." }
+    , { "Path"                  , (PyCFunction)PyPath_create                     , METH_VARARGS, "Creates a new Path." }
+    , { "Occurrence"            , (PyCFunction)PyOccurrence_create               , METH_VARARGS, "Creates a new Occurrence." }
     , { "getExternalComponents" , (PyCFunction)PyNetExternalComponents_getExternalComponents, METH_VARARGS, "Returns the components collection of an external net" }
     , {NULL, NULL, 0, NULL}           /* sentinel */
     };
@@ -556,25 +572,6 @@ extern "C" {
     PyPin_LinkPyType ();
     PyPlug_LinkPyType ();
 
-    //constructors
-    PyPoint_Constructor();
-    PyDataBase_Constructor();
-    PyLibrary_Constructor();
-    PyBox_Constructor();
-    PyTransformation_Constructor();
-    PyReference_Constructor();
-    PyCell_Constructor();
-    PyInstance_Constructor();
-    PyNet_Constructor();
-    PyHyperNet_Constructor();
-    PyHorizontal_Constructor();
-    PyVertical_Constructor();
-    PyContact_Constructor();
-    PyPin_Constructor();
-    PyPad_Constructor();
-    PyPath_Constructor();
-    PyOccurrence_Constructor();
-
     PYTYPE_READY ( Point                       )
     PYTYPE_READY ( Box                         )
     PYTYPE_READY ( Transformation              )
@@ -670,23 +667,6 @@ extern "C" {
            << "  Failed to initialize Hurricane module." << endl;
       return;
     }
-    PyModule_AddObject(module, "Point"          , (PyObject*)&PyTypePoint);
-    PyModule_AddObject(module, "DataBase"       , (PyObject*)&PyTypeDataBase);
-    PyModule_AddObject(module, "Library"        , (PyObject*)&PyTypeLibrary);
-    PyModule_AddObject(module, "Box"            , (PyObject*)&PyTypeBox);
-    PyModule_AddObject(module, "Transformation" , (PyObject*)&PyTypeTransformation);
-    PyModule_AddObject(module, "Reference"      , (PyObject*)&PyTypeReference);
-    PyModule_AddObject(module, "Cell"           , (PyObject*)&PyTypeCell);
-    PyModule_AddObject(module, "Instance"       , (PyObject*)&PyTypeInstance);
-    PyModule_AddObject(module, "Net"            , (PyObject*)&PyTypeNet);
-    PyModule_AddObject(module, "HyperNet"       , (PyObject*)&PyTypeHyperNet);
-    PyModule_AddObject(module, "Horizontal"     , (PyObject*)&PyTypeHorizontal);
-    PyModule_AddObject(module, "Vertical"       , (PyObject*)&PyTypeVertical);
-    PyModule_AddObject(module, "Pad"            , (PyObject*)&PyTypePad);
-    PyModule_AddObject(module, "Contact"        , (PyObject*)&PyTypeContact);
-    PyModule_AddObject(module, "Pin"            , (PyObject*)&PyTypePin);
-    PyModule_AddObject(module, "Path"           , (PyObject*)&PyTypePath);
-    PyModule_AddObject(module, "Occurrence"     , (PyObject*)&PyTypeOccurrence);
     
     PyObject* dictionnary = PyModule_GetDict ( module );
 
diff --git a/hurricane/src/isobar/PyHyperNet.cpp b/hurricane/src/isobar/PyHyperNet.cpp
index faedc9ed..0623acaf 100644
--- a/hurricane/src/isobar/PyHyperNet.cpp
+++ b/hurricane/src/isobar/PyHyperNet.cpp
@@ -161,16 +161,27 @@ extern "C" {
   // x-------------------------------------------------------------x
   // |                  "PyHyperNet" Object Methods                     |
   // x-------------------------------------------------------------x
+  DirectDeleteMethod(PyHyperNet_DeAlloc,PyHyperNet)
+  PyTypeObjectLinkPyType(HyperNet)
+
+
+# else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |                "PyHyperNet" Shared Library Code Part                 |
+// x=================================================================x
+
   // ---------------------------------------------------------------
-  // Attribute Method  :  "PyHyperNet_new ()"
+  // Attribute Method  :  "PyHyperNet_create ()"
 
-  static PyObject* PyHyperNet_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyHyperNet_new()" << endl;
+  PyObject* PyHyperNet_create ( PyObject *module, PyObject *args ) {
+    trace << "PyHyperNet_create()" << endl;
 
-    HyperNet*      hyperNet = NULL;
+    HyperNet* hyperNet = NULL;
     PyObject* arg0;
     
-    if (! ParseOneArg ( "HyperNet.new()", args, ":occur", &arg0 )) {
+    if (! ParseOneArg ( "HyperNet.create()", args, ":occur", &arg0 )) {
         PyErr_SetString(ConstructorError, "invalid number of parameters for HyperNet constructor." );
         return ( NULL );
     }
@@ -188,20 +199,6 @@ extern "C" {
     return ( (PyObject*)pyHyperNet );
   }
 
-  DirectDeleteMethod(PyHyperNet_DeAlloc,PyHyperNet)
-  PyTypeObjectLinkPyType(HyperNet)
-  PyTypeObjectConstructor(HyperNet)
-
-
-# else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |                "PyHyperNet" Shared Library Code Part                 |
-// x=================================================================x
-
-
-
 
 
   // ---------------------------------------------------------------
diff --git a/hurricane/src/isobar/PyInstance.cpp b/hurricane/src/isobar/PyInstance.cpp
index 91ad8c68..d6e4d1ff 100644
--- a/hurricane/src/isobar/PyInstance.cpp
+++ b/hurricane/src/isobar/PyInstance.cpp
@@ -369,11 +369,22 @@ extern "C" {
   // |                "PyInstance" Object Methods                  |
   // x-------------------------------------------------------------x
   
+  DBoDeleteMethod(Instance)
+  PyTypeObjectLinkPyType(Instance)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |             "PyInstance" Shared Library Code Part               |
+// x=================================================================x
+
   // ---------------------------------------------------------------
   // Attribute Method  :  "PyInstance_new ()"
 
-  static PyObject* PyInstance_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyInstance_new ()" << endl;
+  PyObject* PyInstance_create ( PyObject *module, PyObject *args ) {
+    trace << "PyInstance_create ()" << endl;
     
     Instance* instance = NULL;
     PyObject* arg0;
@@ -382,7 +393,7 @@ extern "C" {
     PyObject* arg3;
 
     HTRY
-    __cs.init ("Instance.new");
+    __cs.init ("Instance.create");
     if ( ! PyArg_ParseTuple(args,"O&O&O&|O&:Instance.new"
                            ,Converter,&arg0
                            ,Converter,&arg1
@@ -414,18 +425,6 @@ extern "C" {
     return PyInstance_Link ( instance );
   }
 
-  DBoDeleteMethod(Instance)
-  PyTypeObjectLinkPyType(Instance)
-  PyTypeObjectConstructor(Instance)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |             "PyInstance" Shared Library Code Part               |
-// x=================================================================x
-
 
   // Link/Creation Method.
   DBoLinkCreateMethod(Instance)
@@ -434,7 +433,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyInstance Object Definitions.
 
-  PyTypeObjectDefinitions(Instance)
+  PyTypeInheritedObjectDefinitions(Instance, Entity)
 
 
 #endif  // End of Shared Library Code Part.
diff --git a/hurricane/src/isobar/PyLibrary.cpp b/hurricane/src/isobar/PyLibrary.cpp
index 072a6f3d..7a04b654 100644
--- a/hurricane/src/isobar/PyLibrary.cpp
+++ b/hurricane/src/isobar/PyLibrary.cpp
@@ -123,16 +123,30 @@ extern "C" {
   // |                "PyLibrary" Object Methods                   |
   // x-------------------------------------------------------------x
 
-  static PyObject* PyLibrary_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-      trace << "PyLibrary_new()" << endl;
+  DBoDeleteMethod(Library)
+  PyTypeObjectLinkPyType(Library)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |             "PyLibrary" Shared Library Code Part                |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyLibrary_create()"
+
+  PyObject* PyLibrary_create ( PyObject *module, PyObject *args ) {
+      trace << "PyLibrary_create()" << endl;
 
       PyObject* arg0;
       PyObject* arg1;
       Library* library = NULL;
 
       HTRY
-      __cs.init ("Library.new");
-      if (!PyArg_ParseTuple(args,"O&O&:Library.new", Converter, &arg0, Converter, &arg1)) {
+      __cs.init ("Library.create");
+      if (!PyArg_ParseTuple(args,"O&O&:Library.create", Converter, &arg0, Converter, &arg1)) {
         PyErr_SetString ( ConstructorError, "invalid number of parameters for Library constructor." );
         return NULL;
       }
@@ -151,17 +165,26 @@ extern "C" {
       return PyLibrary_Link ( library );
   }
 
-  DBoDeleteMethod(Library)
-  PyTypeObjectLinkPyType(Library)
-  PyTypeObjectConstructor(Library)
+#if 0
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyLibrary_getLibrary ()"
 
+  //needs args, have to check hurricane object code
 
-#else  // End of Python Module Code Part.
+  PyObject* PyLibrary_getLibrary ( PyObject* module )
+  {
+    trace << "PyLibrary_getLibrary()" << endl;
+    Library* lib = NULL;
 
+    HTRY
+    lib = Library::getLibrary ();
+    if ( lib == NULL )
+      PyErr_SetString ( HurricaneError, "Library has not been created yet" );
+    HCATCH
 
-// x=================================================================x
-// |             "PyLibrary" Shared Library Code Part                |
-// x=================================================================x
+    return PyLibrary_Link ( lib );
+  }
+#endif
 
 
   // Link/Creation Method.
diff --git a/hurricane/src/isobar/PyNet.cpp b/hurricane/src/isobar/PyNet.cpp
index 80347511..defc0aaf 100644
--- a/hurricane/src/isobar/PyNet.cpp
+++ b/hurricane/src/isobar/PyNet.cpp
@@ -466,31 +466,8 @@ extern "C" {
   // |                  "PyNet" Object Methods                     |
   // x-------------------------------------------------------------x
 
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyNet_new ()"
-
-  static PyObject* PyNet_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyNet_new()" << endl;
-
-    char* name = NULL;
-    PyCell* pyCell = NULL;
-    Net* net = NULL;
-    
-    HTRY
-    if (PyArg_ParseTuple(args,"O!s:Net.new", &PyTypeCell, &pyCell, &name)) {
-        net = Net::create(PYCELL_O(pyCell), Name(name));
-    } else {
-        PyErr_SetString ( ConstructorError, "invalid number of parameters for Net constructor." );
-        return NULL;
-    }
-    HCATCH
-
-    return PyNet_Link(net);
-  }
-
   DBoDeleteMethod(Net)
   PyTypeObjectLinkPyType(Net)
-  PyTypeObjectConstructor(Net)
 
 
 #else  // End of Python Module Code Part.
@@ -501,6 +478,28 @@ extern "C" {
 // x=================================================================x
 
 
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyNet_create ()"
+
+  PyObject* PyNet_create ( PyObject *module, PyObject *args ) {
+    trace << "PyNet_create()" << endl;
+
+    char* name = NULL;
+    PyCell* pyCell = NULL;
+    Net* net = NULL;
+    
+    HTRY
+    if (PyArg_ParseTuple(args,"O!s:Net.create", &PyTypeCell, &pyCell, &name)) {
+        net = Net::create(PYCELL_O(pyCell), Name(name));
+    } else {
+        PyErr_SetString ( ConstructorError, "invalid number of parameters for Net constructor." );
+        return NULL;
+    }
+    HCATCH
+
+    return PyNet_Link(net);
+  }
+
 
 
   // Link/Creation Method.
@@ -512,7 +511,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyNet Object Definitions.
 
-  PyTypeObjectDefinitions(Net)
+  PyTypeInheritedObjectDefinitions(Net, Entity)
 
 
 # endif  // End of Shared Library Code Part.
diff --git a/hurricane/src/isobar/PyOccurrence.cpp b/hurricane/src/isobar/PyOccurrence.cpp
index db3f4636..9fa88273 100644
--- a/hurricane/src/isobar/PyOccurrence.cpp
+++ b/hurricane/src/isobar/PyOccurrence.cpp
@@ -188,18 +188,31 @@ extern "C" {
   // |               "PyOccurrence" Object Methods                 |
   // x-------------------------------------------------------------x
 
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyOccurrence_new ()"
 
-  static PyObject* PyOccurrence_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyOccurrence_new()" << endl;
+
+  DirectDeleteMethod(PyOccurrence_DeAlloc,PyOccurrence)
+  PyTypeObjectLinkPyType(Occurrence)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |            "PyOccurrence" Shared Library Code Part              |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyOccurrence_create ()"
+
+  PyObject* PyOccurrence_create ( PyObject *module, PyObject *args ) {
+    trace << "PyOccurrence_create()" << endl;
 
     Occurrence* occurrence;
     PyObject*   arg0;
     PyObject*   arg1;
 
-    __cs.init ("Occurrence.new");
-    if ( ! PyArg_ParseTuple(args,"|O&O&:Occurrence.new"
+    __cs.init ("Occurrence.create");
+    if ( ! PyArg_ParseTuple(args,"|O&O&:Occurrence.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            )) {
@@ -230,22 +243,6 @@ extern "C" {
 
 
 
-  DirectDeleteMethod(PyOccurrence_DeAlloc,PyOccurrence)
-  PyTypeObjectLinkPyType(Occurrence)
-  PyTypeObjectConstructor(Occurrence)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |            "PyOccurrence" Shared Library Code Part              |
-// x=================================================================x
-
-
-
-
-
   // ---------------------------------------------------------------
   // PyOccurrence Object Definitions.
   
diff --git a/hurricane/src/isobar/PyPad.cpp b/hurricane/src/isobar/PyPad.cpp
index bd8401e3..f09a4d5f 100644
--- a/hurricane/src/isobar/PyPad.cpp
+++ b/hurricane/src/isobar/PyPad.cpp
@@ -92,11 +92,23 @@ extern "C" {
   // |                "PyPad" Object Methods                       |
   // x-------------------------------------------------------------x
 
+
+  DBoDeleteMethod(Pad)
+  PyTypeObjectLinkPyType(Pad)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |             "PyPad" Shared Library Code Part                    |
+// x=================================================================x
+
   // ---------------------------------------------------------------
   // Attribute Method  :  "PyPad_new ()"
 
-  static PyObject* PyPad_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyPad_new()" << endl;
+  PyObject* PyPad_create ( PyObject *module, PyObject *args ) {
+    trace << "PyPad_create()" << endl;
 
     PyObject* arg0;
     PyObject* arg1;
@@ -104,8 +116,8 @@ extern "C" {
     Pad* pad = NULL;
 
     HTRY
-    __cs.init ("Pad.new");
-    if (!PyArg_ParseTuple(args,"O&O&O&:Pad.new"
+    __cs.init ("Pad.create");
+    if (!PyArg_ParseTuple(args,"O&O&O&:Pad.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            ,Converter,&arg2
@@ -127,19 +139,6 @@ extern "C" {
   }
 
 
-  DBoDeleteMethod(Pad)
-  PyTypeObjectLinkPyType(Pad)
-  PyTypeObjectConstructor(Pad)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |             "PyPad" Shared Library Code Part                    |
-// x=================================================================x
-
-
   // Link/Creation Method.
   DBoLinkCreateMethod(Pad)
 
@@ -148,7 +147,7 @@ extern "C" {
   // PyPad Object Definitions.
 
 
-  PyTypeObjectDefinitions(Pad)
+  PyTypeInheritedObjectDefinitions(Pad, Component)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyPath.cpp b/hurricane/src/isobar/PyPath.cpp
index 97a1c5e6..2ac0644d 100644
--- a/hurricane/src/isobar/PyPath.cpp
+++ b/hurricane/src/isobar/PyPath.cpp
@@ -260,19 +260,30 @@ extern "C" {
   // |                  "PyPath" Object Methods                    |
   // x-------------------------------------------------------------x
   
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyPath_new ()"
+  DirectDeleteMethod(PyPath_DeAlloc,PyPath)
+  PyTypeObjectLinkPyType(Path)
 
-  static PyObject* PyPath_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyPath_new()" << endl;
+
+# else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |               "PyPath" Shared Library Code Part                 |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyPath_create ()"
+
+  PyObject* PyPath_create ( PyObject *module, PyObject *args ) {
+    trace << "PyPath_create()" << endl;
 
     Path*     path   = NULL;
     PyObject* arg0   = NULL;
     PyObject* arg1   = NULL;
     PyPath*   pyPath = NULL;
 
-    __cs.init ("Path.new");
-    if ( ! PyArg_ParseTuple(args,"|O&O&:Path.new"
+    __cs.init ("Path.create");
+    if ( ! PyArg_ParseTuple(args,"|O&O&:Path.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            )) {
@@ -305,20 +316,6 @@ extern "C" {
     return ( (PyObject*)pyPath );
   }
 
-  DirectDeleteMethod(PyPath_DeAlloc,PyPath)
-  PyTypeObjectLinkPyType(Path)
-  PyTypeObjectConstructor(Path)
-
-
-# else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |               "PyPath" Shared Library Code Part                 |
-// x=================================================================x
-
-
-
 
   // ---------------------------------------------------------------
   // PyPath Object Definitions.
diff --git a/hurricane/src/isobar/PyPin.cpp b/hurricane/src/isobar/PyPin.cpp
index 6ae69dc4..c0b8739f 100644
--- a/hurricane/src/isobar/PyPin.cpp
+++ b/hurricane/src/isobar/PyPin.cpp
@@ -91,6 +91,18 @@ extern "C" {
   // |                  "PyPin" Object Methods                     |
   // x-------------------------------------------------------------x
 
+
+  DBoDeleteMethod(Pin)
+  PyTypeObjectLinkPyType(Pin)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |                "PyPin" Shared Library Code Part                 |
+// x=================================================================x
+
   static Pin::PlacementStatus  PyInt_AsPlacementStatus ( PyObject* object ) {
     switch ( PyInt_AsLong(object) ) {
       case Pin::PlacementStatus::UNPLACED : return ( Pin::PlacementStatus(Pin::PlacementStatus::UNPLACED) );
@@ -114,14 +126,14 @@ extern "C" {
   }
 
   // ---------------------------------------------------------------
-  // Attribute Method  :  "PyPin_new ()"
+  // Attribute Method  :  "PyPin_create ()"
 
-  static PyObject* PyPin_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
+  PyObject* PyPin_create ( PyObject *module, PyObject *args ) {
     Pin* pin = NULL;
     
     HTRY
 
-    trace << "PyPin_new()" << endl;
+    trace << "PyPin_create()" << endl;
     PyObject* arg0;
     PyObject* arg1;
     PyObject* arg2;
@@ -132,8 +144,8 @@ extern "C" {
     PyObject* arg7;
     PyObject* arg8;
 
-    __cs.init ("Pin.new");
-    if (!PyArg_ParseTuple(args,"O&O&O&O&O&O&O&|O&O&:Pin.new"
+    __cs.init ("Pin.create");
+    if (!PyArg_ParseTuple(args,"O&O&O&O&O&O&O&|O&O&:Pin.create"
                            , Converter, &arg0
                            , Converter, &arg1
                            , Converter, &arg2
@@ -190,18 +202,6 @@ extern "C" {
     return PyPin_Link ( pin );
   }
 
-  DBoDeleteMethod(Pin)
-  PyTypeObjectLinkPyType(Pin)
-  PyTypeObjectConstructor(Pin)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |                "PyPin" Shared Library Code Part                 |
-// x=================================================================x
-
 
 
   // Link/Creation Method.
@@ -213,7 +213,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyPin Object Definitions.
 
-  PyTypeObjectDefinitions(Pin)
+  PyTypeInheritedObjectDefinitions(Pin, Contact)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyPlug.cpp b/hurricane/src/isobar/PyPlug.cpp
index 9aaa6776..9b1f0bbb 100644
--- a/hurricane/src/isobar/PyPlug.cpp
+++ b/hurricane/src/isobar/PyPlug.cpp
@@ -208,7 +208,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyPlug Object Definitions.
  
-  PyTypeObjectDefinitions(Plug)
+  PyTypeInheritedObjectDefinitions(Plug, Component)
 
 
 #endif  // End of Shared Library Code Part.
diff --git a/hurricane/src/isobar/PyPoint.cpp b/hurricane/src/isobar/PyPoint.cpp
index aeac6921..e0beb03e 100644
--- a/hurricane/src/isobar/PyPoint.cpp
+++ b/hurricane/src/isobar/PyPoint.cpp
@@ -136,8 +136,25 @@ extern "C" {
   // |                 "PyPoint" Object Methods                    |
   // x-------------------------------------------------------------x
 
-  static PyObject* PyPoint_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyPoint_new()" << endl;
+
+
+  DirectDeleteMethod(PyPoint_DeAlloc,PyPoint)
+  PyTypeObjectLinkPyType(Point)
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |               "PyPoint" Shared Library Code Part                |
+// x=================================================================x
+
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyPoint_create ()"
+
+  PyObject* PyPoint_create ( PyObject* module, PyObject *args )
+  {
+    trace << "PyPoint_create()" << endl;
 
     Point*    point;
     PyObject* arg0;
@@ -170,20 +187,6 @@ extern "C" {
 
     return ( (PyObject*)pyPoint );
   }
-
-
-  DirectDeleteMethod(PyPoint_DeAlloc,PyPoint)
-  PyTypeObjectLinkPyType(Point)
-  PyTypeObjectConstructor(Point)
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |               "PyPoint" Shared Library Code Part                |
-// x=================================================================x
-
-
   // ---------------------------------------------------------------
   // PyPoint Object Definitions.
   
diff --git a/hurricane/src/isobar/PyReference.cpp b/hurricane/src/isobar/PyReference.cpp
index f5b6292d..0e38a03d 100644
--- a/hurricane/src/isobar/PyReference.cpp
+++ b/hurricane/src/isobar/PyReference.cpp
@@ -120,11 +120,23 @@ extern "C" {
   // |               "PyReference" Object Methods                  |
   // x-------------------------------------------------------------x
 
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyReference_new ()"
+  DBoDeleteMethod(Reference)
+  PyTypeObjectLinkPyType(Reference)
 
-  static PyObject* PyReference_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyReference_new()" << endl;
+
+# else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |            "PyReference" Shared Library Code Part               |
+// x=================================================================x
+  
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyReference_create ()"
+
+  PyObject* PyReference_create ( PyObject *module, PyObject *args ) {
+    trace << "PyReference_create()" << endl;
     Reference*  reference = NULL;
 
     PyObject* arg0;
@@ -134,8 +146,8 @@ extern "C" {
 
     HTRY
 
-    __cs.init ("Reference.new");
-    if ( ! PyArg_ParseTuple(args,"O&O&O&|O&:Reference.new"
+    __cs.init ("Reference.create");
+    if ( ! PyArg_ParseTuple(args,"O&O&O&|O&:Reference.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            ,Converter,&arg2
@@ -165,28 +177,13 @@ extern "C" {
 
 
 
-  DBoDeleteMethod(Reference)
-  PyTypeObjectLinkPyType(Reference)
-  PyTypeObjectConstructor(Reference)
-
-
-# else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |            "PyReference" Shared Library Code Part               |
-// x=================================================================x
-  
-
-
-
   // Link/Creation Method.
   DBoLinkCreateMethod(Reference)
 
 
   // ---------------------------------------------------------------
   // PyReference Object Definitions.
-  PyTypeObjectDefinitions(Reference)
+  PyTypeInheritedObjectDefinitions(Reference, Entity)
 
 
 #endif  // End of Shared Library Code Part.
diff --git a/hurricane/src/isobar/PySegment.cpp b/hurricane/src/isobar/PySegment.cpp
index 58c5e1f7..89157b93 100644
--- a/hurricane/src/isobar/PySegment.cpp
+++ b/hurricane/src/isobar/PySegment.cpp
@@ -141,7 +141,7 @@ extern "C" {
   // PySegment Object Definitions.
 
 
-  PyTypeObjectDefinitions(Segment)
+  PyTypeInheritedObjectDefinitions(Segment, Component)
 
 # endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/PyTransformation.cpp b/hurricane/src/isobar/PyTransformation.cpp
index acd8a671..3e093f9c 100644
--- a/hurricane/src/isobar/PyTransformation.cpp
+++ b/hurricane/src/isobar/PyTransformation.cpp
@@ -491,6 +491,17 @@ extern "C" {
   // |             "PyTransformation" Object Methods               |
   // x-------------------------------------------------------------x
 
+  DirectDeleteMethod(PyTransformation_DeAlloc,PyTransformation)
+  PyTypeObjectLinkPyType(Transformation)
+
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |          "PyTransformation" Shared Library Code Part            |
+// x=================================================================x
+  
   static Transformation::Orientation  PyInt_AsOrientation ( PyObject* object ) {
     switch ( PyInt_AsLong(object) ) {
       case Transformation::Orientation::ID : return ( Transformation::Orientation(Transformation::Orientation::ID) );
@@ -507,18 +518,18 @@ extern "C" {
   }
 
   // ---------------------------------------------------------------
-  // Attribute Method  :  "PyTransformation_new ()"
+  // Attribute Method  :  "PyTransformation_create ()"
 
-  static PyObject* PyTransformation_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyTransformation_new()" << endl;
+  PyObject* PyTransformation_create (PyObject *module, PyObject *args) {
+    trace << "PyTransformation_create()" << endl;
 
     Transformation* transf;
     PyObject* arg0;
     PyObject* arg1;
     PyObject* arg2;
 
-    __cs.init ("Transformation.new");
-    if ( ! PyArg_ParseTuple(args,"|O&O&O&:Transformation.new"
+    __cs.init ("Transformation.create");
+    if ( ! PyArg_ParseTuple(args,"|O&O&O&:Transformation.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            ,Converter,&arg2
@@ -558,18 +569,6 @@ extern "C" {
     return (PyObject*)pyTransformation;
   }
 
-  DirectDeleteMethod(PyTransformation_DeAlloc,PyTransformation)
-  PyTypeObjectLinkPyType(Transformation)
-  PyTypeObjectConstructor(Transformation)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |          "PyTransformation" Shared Library Code Part            |
-// x=================================================================x
-  
 
   // x-------------------------------------------------------------x
   // |            "PyTransformation" Local Functions               |
diff --git a/hurricane/src/isobar/PyVertical.cpp b/hurricane/src/isobar/PyVertical.cpp
index a8fd128b..8e196d7d 100644
--- a/hurricane/src/isobar/PyVertical.cpp
+++ b/hurricane/src/isobar/PyVertical.cpp
@@ -65,11 +65,22 @@ extern "C" {
   // |                "PyVertical" Object Methods                  |
   // x-------------------------------------------------------------x
 
-  // ---------------------------------------------------------------
-  // Attribute Method  :  "PyVertical_new ()"
+  DBoDeleteMethod(Vertical)
+  PyTypeObjectLinkPyType(Vertical)
 
-  static PyObject* PyVertical_new(PyTypeObject *type, PyObject *args, PyObject *kwds) {
-    trace << "PyVertical_new()" << endl;
+
+#else  // End of Python Module Code Part.
+
+
+// x=================================================================x
+// |             "PyVertical" Shared Library Code Part               |
+// x=================================================================x
+
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyVertical_create ()"
+
+  PyObject* PyVertical_create ( PyObject *module, PyObject *args ) {
+    trace << "PyVertical_create()" << endl;
 
     PyObject* arg0;
     PyObject* arg1;
@@ -81,8 +92,8 @@ extern "C" {
     Vertical* vertical = NULL;
 
     HTRY
-    __cs.init ("Vertical.new");
-    if (!PyArg_ParseTuple(args,"O&O&O&|O&O&O&O&:Vertical.new"
+    __cs.init ("Vertical.create");
+    if (!PyArg_ParseTuple(args,"O&O&O&|O&O&O&O&:Vertical.create"
                            ,Converter,&arg0
                            ,Converter,&arg1
                            ,Converter,&arg2
@@ -154,18 +165,6 @@ extern "C" {
     return PyVertical_Link(vertical);
   }
 
-  DBoDeleteMethod(Vertical)
-  PyTypeObjectLinkPyType(Vertical)
-  PyTypeObjectConstructor(Vertical)
-
-
-#else  // End of Python Module Code Part.
-
-
-// x=================================================================x
-// |             "PyVertical" Shared Library Code Part               |
-// x=================================================================x
-
 
 
   // Link/Creation Method.
@@ -174,7 +173,7 @@ extern "C" {
   // ---------------------------------------------------------------
   // PyVertical Object Definitions.
 
-  PyTypeObjectDefinitions(Vertical)
+  PyTypeInheritedObjectDefinitions(Vertical, Segment)
 
 #endif  // End of Shared Library Code Part.
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyBox.h b/hurricane/src/isobar/hurricane/isobar/PyBox.h
index 2916c99f..dae9a8be 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyBox.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyBox.h
@@ -84,8 +84,8 @@ extern "C" {
   extern PyTypeObject  PyTypeBox;
   extern PyMethodDef   PyBox_Methods[];
 
-  extern void PyBox_LinkPyType();
-  extern void PyBox_Constructor();
+  extern PyObject* PyBox_create     ( PyObject* self, PyObject* args );
+  extern void      PyBox_LinkPyType ();
 
 
 #define IsPyBox(v)    ( (v)->ob_type == &PyTypeBox )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyCell.h b/hurricane/src/isobar/hurricane/isobar/PyCell.h
index 98f21050..61f3ece1 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyCell.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyCell.h
@@ -83,9 +83,9 @@ extern "C" {
   extern  PyTypeObject  PyTypeCell;
   extern  PyMethodDef   PyCell_Methods[];
 
+  extern  PyObject* PyCell_create     ( PyObject* module, PyObject* args );
   extern  PyObject* PyCell_Link       ( Hurricane::Cell* object );
   extern  void      PyCell_LinkPyType ();
-  extern  void      PyCell_Constructor ();
   
 
 #define IsPyCell(v)    ((v)->ob_type == &PyTypeCell)
diff --git a/hurricane/src/isobar/hurricane/isobar/PyContact.h b/hurricane/src/isobar/hurricane/isobar/PyContact.h
index 322fa010..aadee437 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyContact.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyContact.h
@@ -83,9 +83,9 @@ extern "C" {
   extern PyTypeObject  PyTypeContact;
   extern PyMethodDef   PyContact_Methods[];
   
-  extern PyObject* PyContact_Link(Hurricane::Contact* object);
-  extern void      PyContact_LinkPyType();
-  extern void      PyContact_Constructor();
+  extern PyObject* PyContact_create     ( PyObject* module, PyObject* args );
+  extern PyObject* PyContact_Link       ( Hurricane::Contact* object );
+  extern void      PyContact_LinkPyType ();
 
 
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyDataBase.h b/hurricane/src/isobar/hurricane/isobar/PyDataBase.h
index 0000f2f9..c52525dc 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyDataBase.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyDataBase.h
@@ -85,10 +85,10 @@ extern "C" {
   extern  PyTypeObject  PyTypeDataBase;
   extern  PyMethodDef   PyDataBase_Methods[];
 
+  extern  PyObject* PyDataBase_create       ( PyObject* module );
   extern  PyObject* PyDataBase_getDataBase  ( PyObject* module );
   extern  PyObject* PyDataBase_Link         ( Hurricane::DataBase* db  );
   extern  void      PyDataBase_LinkPyType   ();
-  extern  void      PyDataBase_Constructor  ();
 
 
 #define IsPyDataBase(v)    ( (v)->ob_type == &PyTypeDataBase )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyHorizontal.h b/hurricane/src/isobar/hurricane/isobar/PyHorizontal.h
index ceb1886b..a3646d6b 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyHorizontal.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyHorizontal.h
@@ -84,9 +84,9 @@ extern "C" {
   extern  PyTypeObject  PyTypeHorizontal;
   extern  PyMethodDef   PyHorizontal_Methods[];
 
-  extern  PyObject* PyHorizontal_Link( Hurricane::Horizontal* object );
-  extern  void PyHorizontal_LinkPyType();
-  extern  void PyHorizontal_Constructor();
+  extern  PyObject* PyHorizontal_create     ( PyObject* module, PyObject* args );
+  extern  PyObject* PyHorizontal_Link       ( Hurricane::Horizontal* object );
+  extern  void      PyHorizontal_LinkPyType ();
 
 
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyHurricane.h b/hurricane/src/isobar/hurricane/isobar/PyHurricane.h
index d854fa55..f888c9b0 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyHurricane.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyHurricane.h
@@ -162,6 +162,7 @@ extern "C" {
 
 // -------------------------------------------------------------------
 // Miscellaneous.
+#define DEFERRED_ADDRESS(ADDR)  0
 
 
 // This macro must be redefined in derived classes.
@@ -600,16 +601,6 @@ extern "C" {
     PyType##SELF_TYPE.tp_methods = Py##SELF_TYPE##_Methods;              \
   }
 
-// -------------------------------------------------------------------
-// Initialisation Function for PyTypeObject Runtime Link.
-// Special method to add constructor new function
-#define PyTypeObjectConstructor(SELF_TYPE)                               \
-  extern void Py##SELF_TYPE##_Constructor() {                            \
-      trace << "Py" #SELF_TYPE "_Constructor()" << endl;                 \
-                                                                         \
-      PyType##SELF_TYPE.tp_new = Py##SELF_TYPE##_new;                    \
-  }
-
 
 // Special Initialisation Function for Locator PyTypeObject Runtime Link.
 #define LocatorPyTypeObjectLinkPyType(PY_SELF_TYPE, SELF_TYPE)                                             \
@@ -650,11 +641,77 @@ extern "C" {
     , 0                               /* tp_getattro.      */           \
     , 0                               /* tp_setattro.      */           \
     , 0                               /* tp_as_buffer.     */           \
+    , Py_TPFLAGS_DEFAULT              /* tp_flags          */           \
+    , "#SELF_TYPE objects"            /* tp_doc.           */           \
+  };
+
+# define PyTypeRootObjectDefinitions(SELF_TYPE)                         \
+  PyTypeObject  PyType##SELF_TYPE =                                     \
+    { PyObject_HEAD_INIT(&PyType_Type)                                  \
+       0                              /* ob_size.          */           \
+    ,  "Hurricane.Py" #SELF_TYPE      /* tp_name.          */           \
+    ,  sizeof(Py##SELF_TYPE)          /* tp_basicsize.     */           \
+    , 0                               /* tp_itemsize.      */           \
+    /* methods. */                                                      \
+    , 0                               /* tp_dealloc.       */           \
+    , 0                               /* tp_print.         */           \
+    , 0                               /* tp_getattr.       */           \
+    , 0                               /* tp_setattr.       */           \
+    , 0                               /* tp_compare.       */           \
+    , 0                               /* tp_repr.          */           \
+    , 0                               /* tp_as_number.     */           \
+    , 0                               /* tp_as_sequence.   */           \
+    , 0                               /* tp_as_mapping.    */           \
+    , 0                               /* tp_hash.          */           \
+    , 0                               /* tp_call.          */           \
+    , 0                               /* tp_str            */           \
+    , 0                               /* tp_getattro.      */           \
+    , 0                               /* tp_setattro.      */           \
+    , 0                               /* tp_as_buffer.     */           \
     , Py_TPFLAGS_DEFAULT                                                \
     | Py_TPFLAGS_BASETYPE             /* tp_flags.         */           \
     , "#SELF_TYPE objects"            /* tp_doc.           */           \
   };
 
+# define PyTypeInheritedObjectDefinitions(SELF_TYPE, INHERITED_TYPE) \
+  PyTypeObject  PyType##SELF_TYPE =                                     \
+    { PyObject_HEAD_INIT(DEFERRED_ADDRESS(&PyType##INHERITED_TYPE))     \
+       0                              /* ob_size.          */           \
+    ,  "Hurricane.Py" #SELF_TYPE      /* tp_name.          */           \
+    ,  sizeof(Py##SELF_TYPE)          /* tp_basicsize.     */           \
+    , 0                               /* tp_itemsize.      */           \
+    /* methods. */                                                      \
+    , 0                               /* tp_dealloc.       */           \
+    , 0                               /* tp_print.         */           \
+    , 0                               /* tp_getattr.       */           \
+    , 0                               /* tp_setattr.       */           \
+    , 0                               /* tp_compare.       */           \
+    , 0                               /* tp_repr.          */           \
+    , 0                               /* tp_as_number.     */           \
+    , 0                               /* tp_as_sequence.   */           \
+    , 0                               /* tp_as_mapping.    */           \
+    , 0                               /* tp_hash.          */           \
+    , 0                               /* tp_call.          */           \
+    , 0                               /* tp_str            */           \
+    , 0                               /* tp_getattro.      */           \
+    , 0                               /* tp_setattro.      */           \
+    , 0                               /* tp_as_buffer.     */           \
+    , Py_TPFLAGS_DEFAULT                                                \
+    | Py_TPFLAGS_BASETYPE             /* tp_flags.         */           \
+    , 0                               /* tp_doc.           */           \
+    , 0                               /* tp_traverse.      */           \
+    , 0                               /* tp_clear.         */           \
+    , 0                               /* tp_richcompare.   */           \
+    , 0                               /* tp_weaklistoffset.*/           \
+    , 0                               /* tp_iter.          */           \
+    , 0                               /* tp_iternext.      */           \
+    , 0                               /* tp_methods.       */           \
+    , 0                               /* tp_members.       */           \
+    , 0                               /* tp_getset.        */           \
+    , DEFERRED_ADDRESS(&PyType##INHERITED_TYPE)                         \
+                                      /* tp_base.          */           \
+  };
+
 #define PyTypeCollectionObjectDefinitions(SELF_TYPE)                    \
   PyTypeObject  PyType##SELF_TYPE =                                     \
     { PyObject_HEAD_INIT(NULL)                                          \
diff --git a/hurricane/src/isobar/hurricane/isobar/PyHyperNet.h b/hurricane/src/isobar/hurricane/isobar/PyHyperNet.h
index d679ba8b..8e027c78 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyHyperNet.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyHyperNet.h
@@ -81,8 +81,8 @@ extern "C" {
   extern PyTypeObject PyTypeHyperNet;
   extern PyMethodDef  PyHyperNet_Methods[];
 
-  extern void  PyHyperNet_LinkPyType();
-  extern void  PyHyperNet_Constructor();
+  extern PyObject* PyHyperNet_create ( PyObject* module, PyObject* args );
+  extern void      PyHyperNet_LinkPyType();
 
 
 #define IsPyHyperNet(v)    ( (v)->ob_type == &PyTypeHyperNet )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyInstance.h b/hurricane/src/isobar/hurricane/isobar/PyInstance.h
index a38da11c..8ab47c96 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyInstance.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyInstance.h
@@ -87,10 +87,10 @@ extern "C" {
   extern  PyTypeObject  PyTypeInstance;
   extern  PyMethodDef   PyInstance_Methods[];
 
-  extern  PyObject* PyInstance_Link(Hurricane::Instance* object);
-  extern  void      InstanceLoadConstants(PyObject* dictionnary);
-  extern  void      PyInstance_LinkPyType();
-  extern  void      PyInstance_Constructor();
+  extern  PyObject* PyInstance_create     ( PyObject* module, PyObject* args );
+  extern  PyObject* PyInstance_Link       ( Hurricane::Instance* object);
+  extern  void      InstanceLoadConstants ( PyObject* dictionnary );
+  extern  void      PyInstance_LinkPyType ();
 
 
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyLibrary.h b/hurricane/src/isobar/hurricane/isobar/PyLibrary.h
index 00dfb2e8..11a19632 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyLibrary.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyLibrary.h
@@ -84,10 +84,10 @@ extern "C" {
   extern  PyTypeObject  PyTypeLibrary;
   extern  PyMethodDef   PyLibrary_Methods[];
 
-  extern  PyObject* PyLibrary_GetLibrary ( PyObject* module );
+  extern  PyObject* PyLibrary_create     ( PyObject* module, PyObject* args );
+  extern  PyObject* PyLibrary_getLibrary ( PyObject* module );
   extern  PyObject* PyLibrary_Link       ( Hurricane::Library* lib );
   extern  void      PyLibrary_LinkPyType ();
-  extern  void      PyLibrary_Constructor();
 
 
 #define IsPyLibrary(v) ( (v)->ob_type == &PyTypeLibrary )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyNet.h b/hurricane/src/isobar/hurricane/isobar/PyNet.h
index c3a1b5a5..a1d64eb3 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyNet.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyNet.h
@@ -47,10 +47,10 @@ extern "C" {
   extern  PyTypeObject  PyTypeNet;
   extern  PyMethodDef   PyNet_Methods[];
 
-  extern  PyObject* PyNet_Link(Hurricane::Net* object);
-  extern  void      NetLoadConstants(PyObject* dictionnary);
-  extern  void      PyNet_LinkPyType();
-  extern  void      PyNet_Constructor();
+  extern  PyObject* PyNet_create     ( PyObject* module, PyObject* args );
+  extern  PyObject* PyNet_Link       ( Hurricane::Net* object );
+  extern  void      NetLoadConstants ( PyObject* dictionnary );
+  extern  void      PyNet_LinkPyType ();
 
 
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyOccurrence.h b/hurricane/src/isobar/hurricane/isobar/PyOccurrence.h
index 5612d2e4..be5d8d51 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyOccurrence.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyOccurrence.h
@@ -84,8 +84,8 @@ extern "C" {
   extern  PyTypeObject  PyTypeOccurrence;
   extern  PyMethodDef   PyOccurrence_Methods[];
 
-  extern  void      PyOccurrence_LinkPyType();
-  extern  void      PyOccurrence_Constructor();
+  extern  PyObject* PyOccurrence_create     ( PyObject* module, PyObject* args );
+  extern  void      PyOccurrence_LinkPyType ();
 
 
 #define IsPyOccurrence(v)    ( (v)->ob_type == &PyTypeOccurrence )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyPad.h b/hurricane/src/isobar/hurricane/isobar/PyPad.h
index 1d2d9db9..a17072a4 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyPad.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyPad.h
@@ -29,9 +29,9 @@ extern "C" {
   extern  PyTypeObject  PyTypePad;
   extern  PyMethodDef   PyPad_Methods[];
 
+  extern  PyObject* PyPad_create     ( PyObject* module, PyObject* args );
   extern  PyObject* PyPad_Link       ( Hurricane::Pad* object );
   extern  void      PyPad_LinkPyType ();
-  extern  void      PyPad_Constructor();
 
 
 #define IsPyPad(v)    ( (v)->ob_type == &PyTypePad )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyPath.h b/hurricane/src/isobar/hurricane/isobar/PyPath.h
index a8b5d42e..0327c031 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyPath.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyPath.h
@@ -84,8 +84,8 @@ extern "C" {
   extern  PyTypeObject  PyTypePath;
   extern  PyMethodDef   PyPath_Methods[];
 
-  extern  void      PyPath_LinkPyType();
-  extern  void      PyPath_Constructor();
+  extern  PyObject* PyPath_create     ( PyObject* module, PyObject* args );
+  extern  void      PyPath_LinkPyType ();
 
 
 #define IsPyPath(v)    ( (v)->ob_type == &PyTypePath )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyPin.h b/hurricane/src/isobar/hurricane/isobar/PyPin.h
index 230baf40..ec70838b 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyPin.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyPin.h
@@ -76,10 +76,10 @@ extern "C" {
   extern  PyTypeObject  PyTypePin;
   extern  PyMethodDef   PyPin_Methods[];
 
-  extern  PyObject* PyPin_Link(Hurricane::Pin* object );
-  extern  void      PinLoadConstants( PyObject* dictionnary );
-  extern  void      PyPin_LinkPyType();
-  extern  void      PyPin_Constructor();
+  extern  PyObject* PyPin_create     ( PyObject* module, PyObject* args );
+  extern  PyObject* PyPin_Link       (Hurricane::Pin* object );
+  extern  void      PinLoadConstants ( PyObject* dictionnary );
+  extern  void      PyPin_LinkPyType ();
 
 
 # define IsPyPin(v)    ( (v)->ob_type == &PyTypePin )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyPoint.h b/hurricane/src/isobar/hurricane/isobar/PyPoint.h
index a750267a..71f5e0dd 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyPoint.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyPoint.h
@@ -85,8 +85,8 @@ extern "C" {
   extern  PyTypeObject  PyTypePoint;
   extern  PyMethodDef   PyPoint_Methods[];
 
+  extern  PyObject* PyPoint_create    ( PyObject* self, PyObject* args );
   extern  void      PyPoint_LinkPyType();
-  extern  void      PyPoint_Constructor();
 
 
 # define IsPyPoint(v)    ( (v)->ob_type == &PyTypePoint )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyReference.h b/hurricane/src/isobar/hurricane/isobar/PyReference.h
index ef23cd22..47c09079 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyReference.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyReference.h
@@ -83,9 +83,9 @@ extern "C" {
   extern PyTypeObject PyTypeReference;
   extern PyMethodDef  PyReference_Methods[];
   
+  extern PyObject* PyReference_create     ( PyObject* module, PyObject* args );
   extern PyObject* PyReference_Link       ( Hurricane::Reference* object );
-  extern void PyReference_LinkPyType();
-  extern void PyReference_Constructor();
+  extern void      PyReference_LinkPyType ();
 
 
 
diff --git a/hurricane/src/isobar/hurricane/isobar/PyTransformation.h b/hurricane/src/isobar/hurricane/isobar/PyTransformation.h
index 6e9cc713..4c1ff05f 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyTransformation.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyTransformation.h
@@ -85,9 +85,9 @@ extern "C" {
   extern PyTypeObject  PyTypeTransformation;
   extern PyMethodDef   PyTransformation_Methods[];
 
-  extern void TransformationLoadConstants(PyObject* dictionnary);
-  extern void PyTransformation_LinkPyType();
-  extern void PyTransformation_Constructor();
+  extern PyObject* PyTransformation_create     (PyObject* self, PyObject* args);
+  extern void      TransformationLoadConstants (PyObject* dictionnary);
+  extern void      PyTransformation_LinkPyType ();
 
 
 # define IsPyTransformation(v)    ( (v)->ob_type == &PyTypeTransformation )
diff --git a/hurricane/src/isobar/hurricane/isobar/PyVertical.h b/hurricane/src/isobar/hurricane/isobar/PyVertical.h
index daaf4be6..0f86d265 100644
--- a/hurricane/src/isobar/hurricane/isobar/PyVertical.h
+++ b/hurricane/src/isobar/hurricane/isobar/PyVertical.h
@@ -84,9 +84,9 @@ extern "C" {
   extern  PyTypeObject  PyTypeVertical;
   extern  PyMethodDef   PyVertical_Methods[];
 
+  extern  PyObject* PyVertical_create     ( PyObject* module, PyObject* args );
   extern  PyObject* PyVertical_Link       ( Hurricane::Vertical* object );
   extern  void      PyVertical_LinkPyType ();
-  extern  void      PyVertical_Constructor();