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'
+file1=open(r"C:\Users\EDZ\Desktop\hhhhhh.txt","w",encoding="utf-8")
+file1.write("小兰：12本\n")
+file1.write("小丽：11本\n")
+file1.write("李文：9本\n")
+file1.write("张伟：16本\n")
+file1.close()
+
+with open(r"C:\Users\EDZ\Desktop\hhhhhh.txt","r",encoding="utf-8") as file2:
+    nihao = file2.read()
+    nihao=nihao.replace("小兰：12本","小兰：100本")
+with open(r"C:\Users\EDZ\Desktop\hhhhhh.txt","w",encoding="utf-8") as file3:       
+        file3.write(nihao)
+    
\ No newline at end of file