auto save

diy.py

 #c:\Users\10839\Desktop\sales_list.txt
 with open(r'c:\Users\10839\Desktop\sales_list.txt','r',encoding='utf-8')as file:
-    a=file.readlines()
-final_salelist=[]
+    a=file.readlines()#按行读取返回列表，每一行为列表的一项
+   # print(a)
+   # print(type(a[3:5]))
+final_sum=[]
 for i in a:
     data=i.split()
-    sum=0
-    for sales in data[1:]:
-        sum+=int(sales)
-    result=data[0]+str(sum)+'\n'
-    final_salelist.append(result)
-with open(r'c:\Users\10839\Desktop\new_sum.txt','a',encoding='utf-8')as file:
-    file.writelines(final_salelist)
-
+    print(data[1:])  
+    
\ No newline at end of file

类和对象.py

-class Hero:
+class Hero:
@@ -19,3 +19,13 @@ class Hero:
 yase=Hero('亚瑟')
 houyi=Hero('后羿')
 yase.combat(houyi)
+class Player(Hero):
+    def __init__(self,name):
+        super().__init__(name)
+        self.level=1
+        self.hp=200
+        self.attack=50
+        #self.name=name
+diaochan=Player('貂蝉')
+print(diaochan.name,diaochan.hp,diaochan.attack)
+