fixes selection on NAD's non VL nodes

Signed-off-by: Christian Biasuzzi <[email protected]>

src/pypowsybl_jupyter/networkexplorer.py

@@ -103,7 +103,8 @@ def go_to_vl_from_map(event: any):
 
     def go_to_vl_from_nad(event: any):
         vl_id= str(event.selected_node['equipment_id'])
-        select_vl_and_activate_sld_tab(vl_id)
+        if sel_ctx.is_in_vls(vl_id):
+            select_vl_and_activate_sld_tab(vl_id)
 
     def compute_sld_data(el):
         if el is not None:

src/pypowsybl_jupyter/selectcontext.py

@@ -67,3 +67,6 @@ def add_to_history(self, id):
 
     def get_history_as_list(self):
         return [(item[self.display_attribute], item['id']) for item in self.history]
+
+    def is_in_vls(self, id):
+        return id in self.vls.index