save project

diy.py

@@ -2,12 +2,11 @@
 #with open(r'C:\Users\Administrator\Desktop\abb.txt','w',encoding='UTF-8') as a:
 #with open(r'C:\Users\Administrator\Desktop\abb.txt','w',encoding='UTF-8') as a:
 #   a.write('小兰:12本\n')
 #   a.write('小兰:12本\n')
 #    a.write('小丽：11本\n')
 #    a.write('小丽：11本\n')
+newdata=""
 with open(r'C:\Users\Administrator\Desktop\abb.txt','r',encoding='utf-8') as file1:
 with open(r'C:\Users\Administrator\Desktop\abb.txt','r',encoding='utf-8') as file1:
     for data in file1:
     for data in file1:
         if '小丽：11本' in data:
         if '小丽：11本' in data:
-            print("数据在文件中") 
-
-
-
-
+           data=data.replace('小丽：11本','小丽：13本')
+        newdata+=data  
+        print(newdata)