save project

diy.py

 file=open( r'c:\Users\xmbc\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
 file=open( r'c:\Users\xmbc\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
 a=file.readlines()
 a=file.readlines()
+qw=[]
 for i in a :
 for i in a :
     sum=0
     sum=0
     s=i.split()
     s=i.split()
     for q in s[1:]:
     for q in s[1:]:
         sum=sum+int(q)
         sum=sum+int(q)
-    w=s[0]+str(sum)
-    print(w)        
-
+    w=s[0]+":"+str(sum)+"\n"
+    qw.append(w)       
+file=open(r'c:\Users\xmbc\Desktop\a.txt','w',encoding='utf-8')
+file.writelines(qw)
+file.close()