save project

diy.py

 with open(r'c:\Users\GCZL\Documents\lesson13_2\sales_list.txt','r',encoding='utf-8') as z:
     a=z.readlines()
     # print(type(a[3:5]))
+kop=[]
 for i in a:
     s=i.split()
     su=0
     for b in s[1:]:
-        su=su+int(b) 
-    p=s[0]+str(su)
-    print(p)
\ No newline at end of file
+        su=su+int(b)
+    p=s[0]+str(su)+'\n'
+    kop.append(p)
+    print(p)
+with open(r'c:\Users\GCZL\Documents\lesson13_2\salesnm_list.txt','a',encoding='utf-8') as lkl:
+    lko=lkl.writelines(kop)