[gcompris] lang, fixed a python exec error case

[Bruno Coudoin <bcoudoin src gnome org>]

commit 168e5967801b968012cc84d5334f5f2bde4783ee
Author: Bruno Coudoin <bruno coudoin free fr>
Date:   Wed Nov 13 18:39:56 2013 +0100

    lang, fixed a python exec error case
    
    If we have an error in the startup sequence a
    variable was used non initialized.

 src/lang-activity/lang.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/lang-activity/lang.py b/src/lang-activity/lang.py
index 336028e..538f2be 100644
--- a/src/lang-activity/lang.py
+++ b/src/lang-activity/lang.py
@@ -77,6 +77,8 @@ class Gcompris_lang:
 
     self.langLib = LangLib(gcompris.DATA_DIR + "/lang/words.xml")
     self.chapters = self.langLib.getChapters()
+    self.currentExercise = None
+    self.currentExerciseModes = []
 
     if self.gcomprisBoard.mode == "":
       gcompris.utils.dialog("ERROR, missing 'mode' in the xml menu to specify the chapter",
@@ -107,8 +109,6 @@ dialogue to\nenable the sound."), None)
 
     gcompris.bar_set_level(self.gcomprisBoard)
 
-    self.currentExerciseModes = []
-    self.currentExercise = None
     self.currentLesson = self.langLib.getLesson(self.currentChapterName,
                                                 self.gcomprisBoard.level - 1)