auto save

1.py

+class Dog:
+    def __init__(self,price,name):
+        self.price = price
+        print('它有4条腿')
+        print('它有两只眼睛')
+        print('它有两只耳朵')
+        self.price = price
+        self.name = name
+    def run(self):
+        print('它跑的很快')
+    def money(self):
+        print(str(self.name)+'这条狗需要'+str(self.price)+'元钱')
+wangcai = Dog(10,'wangcai')
+wangcai.money()
+