save project

1.py

+with open(r'C:\Users\86132\Desktop\lxh.txt','r',encoding='utf-8')as file:
+    a=file.readlines()
+final_sum=[]
+for i in a:         #用for...in...把每一行数据遍历
+    data=i.split()  #把字符串切分成更细的字符串
+    sum=0
+    for sales in data[1:]:
+        sum=sum+int(sales)
+    result=data[0]+str(sum)+'\n'
+    final_sum.append(result)
+with open(r'c:\Users\86132\Desktop\lxn.txt','a',encoding='utf-8')as file:
+    file.writelines(final_sum)
\ No newline at end of file

diy.py

 with open(r'c:\Users\86132\Desktop\lxh.txt','r',encoding='utf-8')as file:
 with open(r'c:\Users\86132\Desktop\lxh.txt','r',encoding='utf-8')as file:
-    a=file.readlines()
-for x in a:         #用for...in...把每一行数据遍历
+a=file
\ No newline at end of file
-    data=x.split()  #把字符串切分成更细的字符串
-    sum=0
-    for sales in data[1:]:
-        sum=sum+int(sales)
-    result=data[0]+str(sum)
-    print(result)
\ No newline at end of file