auto save

l.py

+ww=open(r'c:\Users\29018\Documents\lesson13-1\sales_list.txt','w',encoding='utf-8')
+ww.write('悟空 122 34 67\n积极 23 90 89')
+ww.close()
+
+ww=open(r'c:\Users\29018\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
+b=ww.readlines()
+#print(b)
+
+final=[]
+for i in b:
+    da=i.split()   
+    #print(da[1:])
+    total=0
+    data=da[1:]
+    for m in data:
+        total=total+int(m)
+        result=da[0]+ ':' +str(total)+'\n'
+    final.append(result)
+    #print(result)
+with open(r'C:\Users\29018\Desktop\hello.txt','w',encoding='utf-8') as filee:
+    filee.writelines(final)   
\ No newline at end of file