updated function to get visual communication

core/database/utils/get_visual_communication.py

@@ -1,3 +1,4 @@
+"""Definition of function to get visual communication from database."""
 from __future__ import annotations
 
 import logging
@@ -18,7 +19,8 @@ def get_visual_communication(
         query['annotation'] = {'$ne': None}
     else:
         query['annotation'] = {'$eq': None}
-    data = collection.aggregate([
+    data = collection.aggregate(
+        pipeline=[
             {
                 '$match': query,     # find using filters
             },
@@ -27,10 +29,11 @@ def get_visual_communication(
                     'size': 1,   # get one random
                 },
             },
-    ])
+        ],
+    )
     data_list = list(data)   # read data from cursor object
     if len(data_list) == 0:
-        logging.error('failed getting visual communication')
         raise NoDocumentFoundException()
-    logging.info('finished')
-    return VisualCommunication.model_validate(data_list[0])
+    vis_com = VisualCommunication.model_validate(data_list[0])
+    logging.debug('finished')
+    return vis_com