X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/3f387ec5d75ff85576e87649427cbdc1f14a95b8..c047053dab0ec7d125fd5b2540a01045e64dd3fa:/wtem/models.py

diff --git a/wtem/models.py b/wtem/models.py
index 6440e70..fbf0928 100644
--- a/wtem/models.py
+++ b/wtem/models.py
@@ -96,8 +96,8 @@ class Submission(models.Model):
 
     def shuffled_exercise_ids(self):
         exercise_ids = [e['id'] for e in exercises]
-        random.seed(self.random_seed)
-        random.shuffle(exercise_ids)
+        seeded_random = random.Random(self.random_seed)
+        seeded_random.shuffle(exercise_ids)
         return exercise_ids
 
     def current_exercise(self):