try to find out about CI test failure

test/test_data_generator.py

@@ -57,6 +57,7 @@ class TestDataGenerator:
     def test_getitem(self, gen):
         gen.kwargs = {'statistics_per_var': {'o3': 'dma8eu', 'temp': 'maximum'}}
         station = gen["DEBW107"]
+        print(station)
         assert len(station) == 2
         assert station[0].Stations.data == "DEBW107"
         assert station[0].data.shape[1:] == (8, 1, 2)