fixed issue when deleting node without a link tuple

coretk/coretk/appconfig.py

@@ -18,9 +18,10 @@ XML_PATH = HOME_PATH.joinpath("xml")
 CONFIG_PATH = HOME_PATH.joinpath("gui.yaml")
 
 # local paths
-LOCAL_ICONS_PATH = Path(__file__).parent.joinpath("icons").absolute()
-LOCAL_BACKGROUND_PATH = Path(__file__).parent.joinpath("backgrounds").absolute()
-LOCAL_XMLS_PATH = Path(__file__).parent.joinpath("xmls").absolute()
+DATA_PATH = Path(__file__).parent.joinpath("data")
+LOCAL_ICONS_PATH = DATA_PATH.joinpath("icons").absolute()
+LOCAL_BACKGROUND_PATH = DATA_PATH.joinpath("backgrounds").absolute()
+LOCAL_XMLS_PATH = DATA_PATH.joinpath("xmls").absolute()
 
 # configuration data
 TERMINALS = [

coretk/coretk/nodedelete.py

@@ -75,7 +75,8 @@ class CanvasComponentManagement:
                     neighbor = self.app.canvas_nodes[neighbor_id]
                     if neighbor.core_node.type != core_pb2.NodeType.WIRELESS_LAN:
                         neighbor.antenna_draw.delete_antenna()
-            for link_tuple in node_to_wlink[canvas_node.core_node.id]:
+
+            for link_tuple in node_to_wlink.get(canvas_node.core_node.id, []):
                 nid_one, nid_two = link_tuple
                 if link_tuple in self.canvas.wireless_draw.map:
                     self.canvas.delete(self.canvas.wireless_draw.map[link_tuple])