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_data = ''
+
+with open(r'C:\Users\Administrator\Desktop\捐赠明细.txt','w',encoding = 'utf-8') as file1:
+    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')
+
+with open(r'C:\Users\Administrator\Desktop\捐赠明细.txt','r',encoding = 'utf-8') as file1:
+    for data in file1 :
+        if '小丽：11本' in data :
+            data = data.replace('小丽：11本','小丽：12本')
+        if '小兰：12本' in data :
+            data = data.replace('小兰：12本','小兰：14本')
+        new_data = new_data + data
+
+with open(r'C:\Users\Administrator\Desktop\捐赠明细.txt','w',encoding = 'utf-8') as file1:
+    file1.write(new_data)
+
+with open(r'C:\Users\Administrator\Desktop\捐赠明细.txt','r',encoding = 'utf-8') as file1:
+    a = file1.read()
+    print(a)       
+