save project

diy.py

+with open(r'c:\Users\A3\Desktop\sales_list.txt','r',encoding = 'utf-8') as file:
+    a = file.readlines()
+wsybb_num = []
+for i in a:
+    data = i.split()
+    sum = 0
+    for sales in data[1:]:
+        sum += int(sales)
+    result = data[0] + ':' + str(sum) + '元' + '\n'
+    print(result)
+    wsybb_num.append(result)
+with open(r'c:\Users\A3\Desktop\sales_list.txt','a',encoding = 'utf-8') as file:
+    file.writelines(wsybb_num)
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