JR doc

Co-authored-by: Jean-Robin <[email protected]>

taipy/core/data/data_node.py

@@ -619,8 +619,12 @@ def _get_rank(self, scenario_config_id: str) -> int:
 
         Returns:
             The int value representing the rank of the data node config in the scenario config DAG.
-            If the data node config is not found or has no rank, 0xffff is returned. These cases should never happen.
-            If the data node config is not part of the scenario config, 0xfffe is returned as an infinite rank.
+            If the scenario config is None or an empty string, 0xfffb is returned.<br/>
+            If the data node config is not found, 0xfffd is returned. This case cannot
+            happen in a normal situation.<br/>
+            If the data node config has no precomputed ranks, 0xfffe is returned. This case
+            cannot happen in a normal situation.<br/>
+            If the data node config is not part of the scenario config, 0xfffc is returned as an infinite rank.
         """
         if not scenario_config_id:
             return 0xfffb