save project

diy2.py

+class Hero:
+    def __init__(self,name,experience,attack):
+        self.level=0
+        self.name=name
+        self.experience=experience
+        self.attack=attack
+    def upgrade(self):
+        self.level+=1
+        self.experience+=1
+        self.attack+=2
+Yase=Hero("亚瑟",0,2)
+Houyi=Hero("后羿",0,1)
+Yase.upgrade()
+Houyi.upgrade()
+print(Yase.level,Yase.attack)
+print(Houyi.level,Houyi.experience)