case sensitiv filenames

2 files changed, 6 insertions, 3 deletions

diff --git a/ReckonPrimer.activity/collection.py b/ReckonPrimer.activity/collection.py
index 4a45bd1..adc6f2e 100644
--- a/ReckonPrimer.activity/collection.py
+++ b/ReckonPrimer.activity/collection.py
@@ -10,6 +10,7 @@ from sugar.graphics import style
 from settings import Settings
 from coach import Coach
 
+from exercises.exaddsimp import ExAddSimp
 from exercises import *
 from exercises.exercise import Exercise
 
@@ -38,8 +39,8 @@ class Collection:
             raise Exception('Collection#select: Wrong key. To register an exercise see exercises/__init__.py')
     
         klass = Exercise.EXERCISES[exercise_label]
-        package = __import__("exercises." + klass)
-        module = getattr(package, klass)
+        package = __import__("exercises." + klass.lower())
+        module = getattr(package, klass.lower())
         return getattr(module, klass)(self._display, (_sett, _errors))    
 
 
diff --git a/ReckonPrimer.activity/exercises/__init__.py b/ReckonPrimer.activity/exercises/__init__.py
index 461e7d2..34239d3 100644
--- a/ReckonPrimer.activity/exercises/__init__.py
+++ b/ReckonPrimer.activity/exercises/__init__.py
@@ -13,4 +13,6 @@ Exercise.EXERCISES = {   'addsub_simp':  "ExAddSimp",    \
                          'times_div':    "ExTimesDiv" }
 
 
-__all__ = Exercise.EXERCISES.values()
+__all__ = []
+for file_name in Exercise.EXERCISES.values():
+  __all__.append(file_name.lower())