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'
+new_date=''
+with open(r'C:\Users\eszcdr\Desktop\test.txt','r',encoding='utf-8')as file1:   
+    for date in file1:
+        if '小强：10本' in date:
+            date=date.replace('小强：10本','小强：11本')
+        if '小兰：12本' in date:    
+            date=date.replace('小兰：12本','小兰：14本')
+        new_date+=date
+with open(r'C:\Users\eszcdr\Desktop\test.txt','w',encoding='utf-8')as file1:            
+    file1.write(new_date)
+with open(r'C:\Users\eszcdr\Desktop\test.txt','r',encoding='utf-8')as file1:
+    a=file1.read()
+    print(a)
+