corrlib/data_backend/databackend.py

@@ -0,0 +1,7 @@
+import .datalad as dl
+
+
+class DataBackend:
+    @abstractmethod
+    def get_file(self, data, file):
+        pass

corrlib/data_backend/datalad.py

@@ -0,0 +1,13 @@
+import datalad.api as dl
+import os
+from corrlib.data_backend.databackend import 
+
+def DLBackend()
+
+def get_file(path, file):
+    if file == "backlogger.db":
+        print("Downloading database...")
+    else:
+        print("Downloading data...")
+    dl.get(os.path.join(path, file), dataset=path)
+    print("> downloaded file")

corrlib/initialization.py

@@ -2,7 +2,7 @@ from configparser import ConfigParser
 import sqlite3
 import datalad.api as dl
 import os
-import .tracker as tr
+import tracker as tr
 
 
 def _create_db(db: str) -> None: