remove unused python<3.6 code

src/Mod/Part/App/AppPartPy.cpp

@@ -1912,11 +1912,8 @@ private:
             if (!p) {
                 throw Py::TypeError("** makeWireString can't convert PyString.");
             }
-#if PY_VERSION_HEX >= 0x03030000
             pysize = PyUnicode_GetLength(p);
-#else
-            pysize = PyUnicode_GetSize(p);
-#endif
+
 #if PY_VERSION_HEX < 0x03090000
             unichars = PyUnicode_AS_UNICODE(p);
 #else
@@ -1924,11 +1921,8 @@ private:
 #endif
         }
         else if (PyUnicode_Check(intext)) {
-#if PY_VERSION_HEX >= 0x03030000
             pysize = PyUnicode_GetLength(intext);
-#else
-            pysize = PyUnicode_GetSize(intext);
-#endif
+
 #if PY_VERSION_HEX < 0x03090000
             unichars = PyUnicode_AS_UNICODE(intext);
 #else

src/Tools/generateTemplates/templateClassPyExport.py

@@ -422,11 +422,9 @@ PyNumberMethods @self.export.Name@::Number[] = { {
     number_divide_handler,    /*nb_true_divide*/
     nullptr,    /*nb_inplace_floor_divide*/
     nullptr,    /*nb_inplace_true_divide*/
-    nullptr     /*nb_index*/
-#if PY_VERSION_HEX >= 0x03050000
-   ,nullptr     /*nb_matrix_multiply*/
-   ,nullptr     /*nb_inplace_matrix_multiply*/
-#endif
+    nullptr,    /*nb_index*/
+    nullptr,    /*nb_matrix_multiply*/
+    nullptr     /*nb_inplace_matrix_multiply*/
 } };
 -