save project

diy.py

 class Hero:
-     def __init__(self,name,hp,attack):
-         self.level=1
-         self.hp=hp
-         self.attack=attack
-         self.name = name
+    def __init__(self,name,hp,attack):
+        self.level=1
+        self.hp=hp
+        self.attack=attack
+        self.name = name
+    def upgrade(self):
+        self.level = self.level + 1
+        self.hp = self.hp + 50
+        self.attack = self.attack + 50
 yase = Hero("yase",300,20)
 houyi = Hero("houyi",250,23)
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