add error handling

AtsushiSakai · AtsushiSakai · commit 4c7123909903 · 2018-02-18T10:32:24.000-08:00
diff --git a/PathPlanning/ClosedLoopRRTStar/closed_loop_rrt_star_car.py b/PathPlanning/ClosedLoopRRTStar/closed_loop_rrt_star_car.py
@@ -107,6 +107,8 @@ def search_best_feasible_path(self, path_indexs):
 
         best_time = float("inf")
 
+        fx = None
+
         # pure pursuit tracking
         for ind in path_indexs:
             path = self.gen_final_course(ind)
