avoid circular imports

flarestack/data/dataset_index.py

@@ -4,6 +4,10 @@
 import logging
 from typing import List
 from flarestack.data import Dataset
+from flarestack.data.icecube.gfu import gfu_v002_p04
+
+import flarestack.data.public
+import flarestack.data.icecube
 
 logger = logging.getLogger(__name__)
 
@@ -61,6 +65,10 @@ def get_dataset_list(self):
 
 dataset_index = DatasetIndex()
 
-# Datasets will in turn import dataset_index and register themselves in the index.
-import flarestack.data.public
-import flarestack.data.icecube
+############################
+# Register datasets to index
+############################
+
+dataset_index.add_dataset("icecube." + ps_v004_p00.sample_name, ps_v004_p00)
+dataset_index.add_dataset("icecube." + nt_v005_p00.sample_name, nt_v005_p00)
+dataset_index.add_dataset("icecube." + gfu_v002_p04.sample_name, gfu_v002_p04)