fix point distribution for loss strategy

Author: basnijholt

adaptive/tests/test_balancing_learner.py

@@ -31,7 +31,7 @@ def test_distribute_first_points_over_learners():
         points, _ = learner.ask(100)
         i_learner, xs = zip(*points)
         # assert that are all learners in the suggested points
-        assert len(set(i_learner)) == len(learners)
+        assert len(set(i_learner)) == len(learners), strategy
 
 
 def test_strategies():