交叉口判定优化

graph/topo_graph.py

@@ -508,7 +508,7 @@ class Topo():
         """
         self.cross_bf_lanes = []
         for node_id, Type in self.load_G.nodes.data('name'):
-            if Type == 'None':
+            if Type is None or Type == 'None':
                 lanes = session_postgre.query(Lane).filter_by(EndNodeId=node_id).first()
                 if lanes is not None:
                     self.cross_bf_lanes.append(str(lanes.Id))