auto save

aaa.py

+#a=open(r"C:\Users\刁敬凯\Desktop\cless.txt","w",encoding="utf-8")
+#a.write('锦瑟\n【作者】李商隐 【朝代】唐\n锦瑟无端五十弦，一弦一柱思华年。\n庄生晓梦迷蝴蝶，望帝春心托杜鹃。\n沧海月明珠有泪，蓝田日暖玉生烟。\n此情可待成追忆？只是当时已惘然。\n')
+#a.close()
+a1=''
+with open(r"C:\Users\刁敬凯\Desktop\cless.txt","r",encoding="utf-8") as a:
+    for date in a:
+        if '此情可待成追忆？只是当时已惘然。' in date:
+            date=date.replace('此情可待成追忆？只是当时已惘然。','_________________________________')
+        a1+=date
+print(a1)
+a.close()
+a=open(r"C:\Users\刁敬凯\Desktop\cless.txt","w",encoding="utf-8")
+a.write(a1)
+a.close()
\ No newline at end of file

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\刁敬凯\Desktop\book.text","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\刁敬凯\Desktop\book.text","a",encoding="utf-8")as file1:
+#    file1.write('李明：15本')
+new_date=""
+with open(r"C:\Users\刁敬凯\Desktop\book.text","r",encoding="utf-8")as file1:
+    for date in file1:
+        if "小强：12本" in date:
+            print('数据找到了')
+            date=date.replace('小强：12本','小强：11本')
+        new_date+=date
+print(new-)
+