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'
+filter1=open(r'C:\Users\Administrator\Desktop\test.txt','w',encoding='utf-8')
+filter1.write('小兰：12本')
+filter1.close()
+while open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='utf-8') as file:
+    file.write("小强：13本")
+while open(r'C:\Users\Administrator\Desktop\test.txt','r',encoding='utf-8') as file:
+     for data in file:
+         if "小强：13本" in data:
+             print("数据在")
+
+while open(r'C:\Users\Administrator\Desktop\test.txt','r'',encoding='utf-8') as file:
+     for data in file1:
+         if '小强:10本' in data
+             data=data.replace('小强:10本','小强:11本')
+         while open(r'C:\Users\Administrator\Desktop\test.txt','r'',encoding='utf-8') as file:+=data
+         new_data +=data
+while open(r'C:\Users\Administrator\Desktop\test.txt','w'',encoding='utf-8') as file:
+     file1.write(new_data)
\ No newline at end of file