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'
+ggg=''
+with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as book:
+    for data in book:
+        if '徐瑞宣我儿子' in data:
+            data=data.replace('徐瑞宣我儿子','徐瑞宣我孙子')
+        ggg+=data
+with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8') as book:
+    book.write(ggg)
\ No newline at end of file