save project

diy.py

 # 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
 # with open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='utf-8') as file:
-    # file.write('小兰: 12本\n')
-    # file.write('小丽: 11本\n')
-    # file.write('李文: 9本\n')
-    # file.write('张伟: 16本\n')
-    # file.write('小强: 10本\n')
-    # file.write('李明: 15本\n')
+#     file.write('小兰: 12本\n')
+#     file.write('小丽: 11本\n')
+#     file.write('李文: 9本\n')
+#     file.write('张伟: 16本\n')
+#     file.write('小强: 10本\n')
+#     file.write('李明: 15本\n')
 new_data=''
 with open(r'C:\Users\Administrator\Desktop\test.txt','r',encoding='utf-8') as filel:
     for data in filel:
@@ -14,3 +14,6 @@ with open(r'C:\Users\Administrator\Desktop\test.txt','r',encoding='utf-8') as fi
         if '小兰: 12本'in data:
             data=data.replace('小兰: 12本','小兰: 14本')
         new_data +=data
+
+with open(r'C:\Users\Administrator\Desktop\test.txt','w',encoding='utf-8') as filel:
+    filel.write(new_data)
\ No newline at end of file