Merge branch 'master' of git.fsmpi.rwth-aachen.de:protokollsystem/common-web

auth.py

@@ -93,7 +93,7 @@ class StaticUserManager:
             for (username, password, groups) in users
         }
         self.group_map = {
-            username: groups
+            username: tuple(groups)
             for (username, password, groups) in users
         }
 
@@ -113,7 +113,10 @@ class StaticUserManager:
             yield from self.group_map[username]
 
     def all_groups(self, username, password):
-        yield from list(set(group for group in self.group_map.values()))
+        yield from list(set(
+            group
+            for groups in self.group_map.values()
+            for group in groups))
 
 
 try: