[py3] Some compatibility fixes for python 3

Author: m-kuhn

cmake/FindPythonLibrary.cmake

@@ -47,6 +47,7 @@ else(EXISTS "${PYTHON_INCLUDE_PATH}" AND EXISTS "${PYTHON_LIBRARY}" AND EXISTS "
   FIND_PACKAGE(PythonInterp)
 
   if(PYTHONINTERP_FOUND)
+    ADD_DEFINITIONS(-DPYTHON2)
 
     FIND_FILE(_find_lib_python_py FindLibPython.py PATHS ${CMAKE_MODULE_PATH})
 

python/core/conversions.sip

@@ -421,7 +421,7 @@ template <TYPE>
   {
     PyObject *tobj;
 
-    if ((tobj = PyInt_FromLong(*it)) == NULL)
+    if ((tobj = PyLong_FromLong(*it)) == NULL)
     {
       Py_DECREF(l);
       return NULL;
@@ -441,7 +441,7 @@ template <TYPE>
 
   for (int i = 0; i < PyList_GET_SIZE(sipPy); ++i)
   {
-    qset->insert(PyInt_AsLong(PyList_GET_ITEM(sipPy, i)));
+    qset->insert(PyLong_AsLong(PyList_GET_ITEM(sipPy, i)));
   }
 
   *sipCppPtr = qset;
@@ -743,7 +743,7 @@ template<TYPE>
     Py_ssize_t j = 0;
     while (PyDict_Next(tobj, &j, &kobj2, &tobj2))
     {
-      int k2 = PyInt_AsLong(kobj2);
+      int k2 = PyLong_AsLong(kobj2);
       int state;
 
       TYPE* t2 = reinterpret_cast<TYPE*>(sipConvertToType(tobj2, sipType_TYPE, sipTransferObj,SIP_NOT_NONE,&state,sipIsErr));
@@ -900,7 +900,7 @@ template<TYPE>
         QString *t1 = new QString(i.key());
 
         PyObject *t1obj = sipConvertFromNewType(t1, sipType_QString, sipTransferObj);
-        PyObject *t2obj = PyInt_FromLong( (long) i.value() );
+        PyObject *t2obj = PyLong_FromLong( (long) i.value() );
 
         if (t1obj == NULL || t2obj == NULL || PyDict_SetItem(d, t1obj, t2obj) < 0)
         {
@@ -959,7 +959,7 @@ template<TYPE>
         int state;
 
         QString *t1 = reinterpret_cast<QString *>(sipConvertToType(t1obj, sipType_QString, sipTransferObj, SIP_NOT_NONE, &state, sipIsErr));
-        QVariant::Type t2 = (QVariant::Type) PyInt_AsLong(t1obj);
+        QVariant::Type t2 = (QVariant::Type) PyLong_AsLong(t1obj);
 
         if (*sipIsErr)
         {
@@ -1002,7 +1002,7 @@ template<TYPE>
         QString *t1 = new QString(i.key());
 
         PyObject *t1obj = sipConvertFromNewType(t1, sipType_QString, sipTransferObj);
-        PyObject *t2obj = PyInt_FromLong( (long) i.value() );
+        PyObject *t2obj = PyLong_FromLong( (long) i.value() );
 
         if (t1obj == NULL || t2obj == NULL || PyDict_SetItem(d, t1obj, t2obj) < 0)
         {
@@ -1061,7 +1061,7 @@ template<TYPE>
         int state;
 
         QString *t1 = reinterpret_cast<QString *>(sipConvertToType(t1obj, sipType_QString, sipTransferObj, SIP_NOT_NONE, &state, sipIsErr));
-        int t2 = PyInt_AsLong(t1obj);
+        int t2 = PyLong_AsLong(t1obj);
 
         if (*sipIsErr)
         {
@@ -1501,7 +1501,7 @@ template<int, TYPE2*>
     while (PyDict_Next(sipPy, &i, &t1obj, &t2obj))
     {
        int state2;
-       int k = (int) PyInt_AsLong(t1obj);
+       int k = (int) PyLong_AsLong(t1obj);
        for (int i = 0; i < PyList_GET_SIZE(t2obj); ++i)
        {
            TYPE2 *t2 =
@@ -1639,7 +1639,7 @@ template<int, TYPE2*>
       }
 
       PyObject *t1obj = sipConvertFromNewType(sipCpp->at(i).first, sipType_QgsVectorLayer, sipTransferObj);
-      PyObject *t2obj = PyInt_FromLong( (long) sipCpp->at(i).second );
+      PyObject *t2obj = PyLong_FromLong( (long) sipCpp->at(i).second );
       PyList_SetItem( p, 0, t1obj );
       PyList_SetItem( p, 1, t2obj );
 
@@ -1775,7 +1775,7 @@ template <TYPE>
     {
         QgsFeature* oobj = new QgsFeature(*it.value());
 
-        PyObject* keyobj = PyInt_FromLong(it.key());
+        PyObject* keyobj = PyLong_FromLong(it.key());
         PyObject* pyOobj = sipConvertFromType(oobj, sipType_QgsFeature, sipTransferObj);
         PyDict_SetItem(d, keyobj, pyOobj);
 

python/core/geometry/qgsgeometry.sip

@@ -113,7 +113,7 @@ class QgsGeometry
     */
     SIP_PYOBJECT asWkb();
 %MethodCode
-  sipRes = PyString_FromStringAndSize((const char *)sipCpp->asWkb(), sipCpp->wkbSize());
+  sipRes = PyBytes_FromStringAndSize((const char *)sipCpp->asWkb(), sipCpp->wkbSize());
 %End
 
     /**

python/core/qgsapplication.sip

@@ -25,10 +25,15 @@ static char **qtgui_ArgvToC(PyObject *argvlist, int &argc)
         char *arg;
 
         // Get the argument and allocate memory for it.
+#if PYTHON2
         if ((arg = PyString_AsString(PyList_GET_ITEM(argvlist, a))) == NULL ||
             (argv[a] = (char *)sipMalloc(strlen(arg) + 1)) == NULL)
             return NULL;
-
+#else
+        if ((arg = PyUnicode_AsString(PyList_GET_ITEM(argvlist, a))) == NULL ||
+            (argv[a] = (char *)sipMalloc(strlen(arg) + 1)) == NULL)
+            return NULL;
+#endif
         // Copy the argument and save a pointer to it.
         strcpy(argv[a], arg);
         argv[a + argc + 1] = argv[a];

python/core/qgsmaplayer.sip

@@ -536,8 +536,6 @@ class QgsMapLayer : QObject
     /** Write style manager's configuration (if exists). To be called by subclasses. */
     void writeStyleManager( QDomNode& layerNode, QDomDocument& doc ) const;
 
-    /** Debugging member - invoked when a connect() is made to this object */
-    void connectNotify( const char * signal );
 
     /** Add error message */
     void appendError( const QgsErrorMessage & theMessage );

python/core/qgspoint.sip

@@ -140,7 +140,7 @@ class QgsPoint
 %MethodCode
     QString str = "(" + QString::number(sipCpp->x()) + "," + QString::number(sipCpp->y()) + ")";
     //QString str("(%f,%f)").arg(sipCpp->x()).arg(sipCpp->y());
-    sipRes = PyString_FromString(str.toLocal8Bit().data());
+    sipRes = PyUnicode_FromString( str.toUtf8().data() );
 %End
 
   int __len__();

src/python/qgspythonutilsimpl.cpp

@@ -379,10 +379,15 @@ QString QgsPythonUtilsImpl::getTraceback()
     TRACEBACK_FETCH_ERROR( "getvalue() failed." );
 
   /* And it should be a string all ready to go - duplicate it. */
-  if ( !PyString_Check( obResult ) )
+  if ( !PyUnicode_Check( obResult ) )
     TRACEBACK_FETCH_ERROR( "getvalue() did not return a string" );
 
+#if PYTHON2
   result = PyString_AsString( obResult );
+#else
+  result = QString::fromUtf8( PyUnicode_AsUTF8( obResult ) );
+#endif
+
 
 done:
 
@@ -410,7 +415,6 @@ QString QgsPythonUtilsImpl::getTypeAsString( PyObject* obj )
 {
   if ( obj == NULL )
     return NULL;
-
   if ( PyClass_Check( obj ) )
   {
     QgsDebugMsg( "got class" );
@@ -515,7 +519,6 @@ QString QgsPythonUtilsImpl::PyObjectToQString( PyObject* obj )
     Py_XDECREF( obj_uni );
     return result;
   }
-
   // if conversion to unicode failed, try to convert it to classic string, i.e. str(obj)
   PyObject* obj_str = PyObject_Str( obj ); // new reference
   if ( obj_str )