bug in calctop

network_extensions/igraphx/__init__.py

@@ -1498,10 +1498,10 @@ def calcTop(
                 if displayAttr2 is not None:
                     id_attr = (getA(n, displayAttr).strip(),getA(n, displayAttr2))
             else:
-                s_n = ng.vs[n.source()]
+                s_n = ng.vs[n.source]
                 s_id = getA(s_n, displayAttr).strip()
 
-                t_n = ng.vs[n.target()]
+                t_n = ng.vs[n.target]
                 t_id = getA(t_n, displayAttr).strip()
                 id_attr = f"{s_id}-{t_id}"