auto save

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=self.level+1
+    #     self.hp=self.hp+50
+    #     self.attack=self.attack+4
+pyf=hero("pyf",100,40)
+print("pyf:",pyf.hp)

kk.py

+a={2,3,4,5,53,3,4,5,5}
+a.add(10)
+b={3,4,5}
+print(a|b)
+c=a|b
+print(c.pop())
+c=list(c)
+print(c)
+d=set(c)
+print(d)
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