4th part of AStar implementation

main.py

@@ -43,15 +43,19 @@ if __name__ == "__main__":
 
                     goal = (x, y)
                     path = waiter.findPath(goal)
+                    print('goal: {}'.format(goal))
 
         if path != []:
-            temp = path.pop(0)
+            print(path)
-            print(temp)
+            nextStep = path.pop(0)
-            waiter.travel(temp, graphics)
+            print(nextStep)
-
+            waiter.travel(nextStep, graphics)
-            #graphics.clear(waiter.X, waiter.Y)
-            #waiter.update(event, graphics)
-            #graphics.update(waiter.X, waiter.Y)
 
+        print('{} {} current position'.format(waiter.X, waiter.Y))
+        '''
+        graphics.clear(waiter.X, waiter.Y)
+        waiter.update(event, graphics)
+        graphics.update(waiter.X, waiter.Y)
+        '''
         pygame.display.flip()
         clock.tick(fps)

src/waiter.py

@@ -8,8 +8,8 @@ from .tile import Tile
 class Waiter(pygame.sprite.Sprite):
     def __init__(self, graphics):
         pygame.sprite.Sprite.__init__(self)
-        self.X = 0
+        self.X = 7
-        self.Y = 0
+        self.Y = 7
         self.frame = 0
         self.matrix = Matrix(graphics=graphics)
         self.direction = 'E'
@@ -63,6 +63,7 @@ class Waiter(pygame.sprite.Sprite):
         openList = []
         closedList = []
 
+        startNode.parent = None
         openList.append(startNode)
 
         while len(openList) > 0:
@@ -125,7 +126,7 @@ class Waiter(pygame.sprite.Sprite):
                 for openNode in openList:
                     if child == openNode and child.startCost > openNode.startCost:
                         perm = 1
-                        continue
+                        break
 
                 if perm == 1:
                     perm = 0