auto save

diy.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level = 1
+        self.name = name
+        self.hp = hp
+        self.attack = attack
+
+def upgrade():
+        lijunyi.level =lijunyi.level + 1
+        lijunyi.hp = lijunyi.hp + 50
+        lijunyi.attack = lijunyi.attack + 5
+
+lijunyi = Hero('李俊颐',2,100)
+upgrade()
+upgrade()
+print(lijunyi.hp)
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