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):
+        yase.level=yase.level+1
+        yase.hp=yase.hp+50
+        yase.attack=yase.attack+4
+
+yase = Hero("yase",300,20)
+print(yase.hp)
+houyi.upgrade()
+print(yase.hp)