save project

diy.py

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

hhccgh.py

+a=['b\n','c\n','o\n']
+with open(r'c:\Users\zhangyu\Desktop\hello.txt','a',encoding='utf-8')as file:
+    file.writelines(a)
\ No newline at end of file