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'
+file = open(r"C:\Users\Administrator\Desktop\China 郭一诺  最恨小日子.txt","w",encoding="utf-8")
+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.close()
+
+with open(r"C:\Users\Administrator\Desktop\China 郭一诺  最恨小日子.txt","a",encoding = "utf-8") as file:
+    file.write("小强：12本\n")
+    file.write("李明：15本\n")
+
+new_data = ""
+with open(r"C:\Users\Administrator\Desktop\China 郭一诺  最恨小日子.txt","r",encoding = "utf-8") as file1:
+    for data in file1:
+        if "小强：12本" in data:
+            data = data.replace("小强：12本\n","小强：11本\n")
+            
+        if "小兰：12本" in data:
+            data =  data.replace("小兰：12本\n","小兰：14本\n")
+        new_data += data
+with open(r"C:\Users\Administrator\Desktop\China 郭一诺  最恨小日子.txt","w",encoding="utf-8")as file1:
+    file1.write(new_data)