diff --git a/hurricane/src/isobar/PyContact.cpp b/hurricane/src/isobar/PyContact.cpp
index e26c0f00..1e6a2bf7 100644
--- a/hurricane/src/isobar/PyContact.cpp
+++ b/hurricane/src/isobar/PyContact.cpp
@@ -64,6 +64,27 @@ extern "C" {
   DBoDestroyAttribute(PyContact_destroy, PyContact)
 
 
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyContact_translate ()"
+
+  static PyObject* PyContact_translate ( PyContact *self, PyObject* args ) {
+    trace << "PyContact_translate ()" << endl;
+    
+    HTRY
+    METHOD_HEAD ( "Contact.translate()" )
+    DbU::Unit dx=0, dy=0;
+    if (PyArg_ParseTuple(args,"ll:Contact.translate", &dx, &dy)) {
+        contact->translate(dx, dy);
+    } else {
+      PyErr_SetString ( ConstructorError, "invalid number of parameters for Contact.translate()" );
+      return NULL;
+    }
+    HCATCH
+
+    Py_RETURN_NONE;
+  }
+
+
   // ---------------------------------------------------------------
   // PyContact Attribute Method table.
 
@@ -76,6 +97,7 @@ extern "C" {
     , { "getHalfHeight"  , (PyCFunction)PyContact_getHalfHeight  , METH_NOARGS , "Return the contact half height." }
     , { "getDx"          , (PyCFunction)PyContact_getDx          , METH_NOARGS , "Return the contact dx value." }
     , { "getDy"          , (PyCFunction)PyContact_getDy          , METH_NOARGS , "Return the contact dy value." }
+    , { "translate"      , (PyCFunction)PyContact_translate      , METH_VARARGS, "Translates the Contact of dx and dy." }
     , {NULL, NULL, 0, NULL}           /* sentinel */
     };
 
diff --git a/hurricane/src/isobar/PyDbU.cpp b/hurricane/src/isobar/PyDbU.cpp
index 036ea0d8..147fde05 100644
--- a/hurricane/src/isobar/PyDbU.cpp
+++ b/hurricane/src/isobar/PyDbU.cpp
@@ -166,7 +166,8 @@ extern "C" {
     if ( ! PyArg_ParseTuple(args,"|O&:DbU.grid",Converter,&arg0) )
       return ( NULL );
     
-    if ( __cs.getObjectIds() == FLOAT_ARG   ) { result = DbU::grid ( PyFloat_AsDouble ( arg0 ) ); }
+    if      ( __cs.getObjectIds() == FLOAT_ARG )  { result = DbU::grid ( PyFloat_AsDouble ( arg0 ) ); }
+    else if ( __cs.getObjectIds() == INT_ARG   )  { result = DbU::grid (     PyInt_AsLong ( arg0 ) ); }
     else {
       PyErr_SetString ( ConstructorError, "invalid number of parameters or bad type for DbU.grid converter." );
       return ( NULL );
diff --git a/hurricane/src/isobar/PyHurricane.cpp b/hurricane/src/isobar/PyHurricane.cpp
index 15d56393..a9e220bb 100644
--- a/hurricane/src/isobar/PyHurricane.cpp
+++ b/hurricane/src/isobar/PyHurricane.cpp
@@ -511,6 +511,8 @@ extern "C" {
     , { "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." }
+    , { "UpdateSession_open"    , (PyCFunction)PyUpdateSession_open              , METH_NOARGS , "Opens an update session." }
+    , { "UpdateSession_close"   , (PyCFunction)PyUpdateSession_close             , METH_NOARGS , "Closes an update session." }
     , { "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." }
@@ -669,6 +671,7 @@ extern "C" {
            << "  Failed to initialize Hurricane module." << endl;
       return;
     }
+    //PyModule_AddObject(module, "Box", (PyObject*)&PyTypeBox); // To add Hurricane.Box type in module -> the Hurricane.Box() method must be renamed
     
     PyObject* dictionnary = PyModule_GetDict ( module );
 
diff --git a/hurricane/src/isobar/PyPad.cpp b/hurricane/src/isobar/PyPad.cpp
index f09a4d5f..540d69d4 100644
--- a/hurricane/src/isobar/PyPad.cpp
+++ b/hurricane/src/isobar/PyPad.cpp
@@ -74,6 +74,28 @@ extern "C" {
     Py_RETURN_NONE;
   }
 
+  
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyPad_translate ()"
+
+  static PyObject* PyPad_translate ( PyPad *self, PyObject* args ) {
+    trace << "PyPad_translate ()" << endl;
+    
+    HTRY
+    METHOD_HEAD ( "Pad.translate()" )
+    DbU::Unit dx=0, dy=0;
+    if (PyArg_ParseTuple(args,"ll:Pad.translate", &dx, &dy)) {
+        pad->translate(dx, dy);
+    } else {
+      PyErr_SetString ( ConstructorError, "invalid number of parameters for Pad.translate()" );
+      return NULL;
+    }
+    HCATCH
+
+    Py_RETURN_NONE;
+  }
+
+
   // ---------------------------------------------------------------
   // PyPad Attribute Method table.
 
@@ -82,6 +104,7 @@ extern "C" {
     , { "getY"                 , (PyCFunction)PyPad_getY       , METH_NOARGS, "Return the Pad Y value." }
     , { "getBoundingBox"       , (PyCFunction)PyPad_getBoundingBox, METH_NOARGS, "Return the Pad Bounding Box." }
     , { "setBoundingBox"       , (PyCFunction)PyPad_setBoundingBox, METH_VARARGS, "Sets the Pad Bounding Box." }
+    , { "translate"            , (PyCFunction)PyPad_translate     , METH_VARARGS, "Translates the Pad of dx and dy." }
     , { "destroy"              , (PyCFunction)PyPad_destroy          , METH_NOARGS
                                , "Destroy associated hurricane object, the python object remains." }
     , {NULL, NULL, 0, NULL}           /* sentinel */
diff --git a/hurricane/src/isobar/PyVertical.cpp b/hurricane/src/isobar/PyVertical.cpp
index 8e196d7d..f3f7813b 100644
--- a/hurricane/src/isobar/PyVertical.cpp
+++ b/hurricane/src/isobar/PyVertical.cpp
@@ -49,12 +49,34 @@ extern "C" {
   DBoDestroyAttribute(PyVertical_destroy, PyVertical)
 
 
+  // ---------------------------------------------------------------
+  // Attribute Method  :  "PyVertical_translate ()"
+
+  static PyObject* PyVertical_translate ( PyVertical *self, PyObject* args ) {
+    trace << "PyVertical_translate ()" << endl;
+    
+    HTRY
+    METHOD_HEAD ( "Vertical.translate()" )
+    DbU::Unit dx=0, dy=0;
+    if (PyArg_ParseTuple(args,"ll:Vertical.translate", &dx, &dy)) {
+        vertical->translate(dx, dy);
+    } else {
+      PyErr_SetString ( ConstructorError, "invalid number of parameters for Vertical.translate()" );
+      return NULL;
+    }
+    HCATCH
+
+    Py_RETURN_NONE;
+  }
+
+
   // ---------------------------------------------------------------
   // PyVertical Attribute Method table.
 
   PyMethodDef PyVertical_Methods[] =
-    { { "destroy"              , (PyCFunction)PyVertical_destroy                     , METH_NOARGS
+    { { "destroy"              , (PyCFunction)PyVertical_destroy   , METH_NOARGS
                                , "Destroy associated hurricane object, the python object remains." }
+    , { "translate"            , (PyCFunction)PyVertical_translate , METH_VARARGS, "Translates the Vertical segment of dx and dy." }
     , {NULL, NULL, 0, NULL}           /* sentinel */
     };