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\123\Desktop\test.txt','w',encoding='UTF-8')
+#file1.write('小兰：12本')
+#file1.write('小丽：11本')
+#file1.write('李文：9本')
+#file1.write('张伟：16本')
+#file1.close()
+#with open(r'C:\Users\123\Desktop\test.txt','a',encoding='UTF-8') as
+    #file1.wirte('小强:10本\n')
+    #file1.wirte('李明:15本\n')
+#file1.close()
+with open(r'C:\Users\123\Desktop\test.txt','rr',encoding='UTF-8') as
+    for date in file1:
+        if '小强:10本\n' in date:
+            print("小强数据在文件中")
+        if '李明:15本\n' in date:
+            print("李明数据在文件中")