save project

diy2.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level = 1
+        self.name = name
+        self.hp= hp
+        self.attack= attack
+
+    def upgrade(self):
+        self.level=houyi.level+1
+        self.hp=houyi.hp+50
+        self.attack=houyi.attack+4
+
+houyi = Hero("houyi",200,40)
+houyi.upgrade()
+print("hy",houyi.level)
+print("now",houyi.hp)
+print("jj",houyi.attack)
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