auto save

diy2.py

+with open(r'C:\Users\yd\Desktop\锦瑟.txt','w',encoding='utf-8') as f1:
+    f1.write('         锦瑟\n'
+        '    [唐] 李商隐\n'
+        '锦瑟⽆端五⼗弦，\n'
+        '⼀弦⼀柱思华年。\n'
+        '庄⽣晓梦迷蝴蝶，\n'
+        '望帝春⼼托杜鹃。\n'
+        '沧海⽉明珠有泪，\n'
+        '蓝⽥⽇暖⽟⽣烟。\n'
+        '此情可待成追忆，\n'
+        '只是当时已惘然。\n')
+new_date=[]
+with open(r'C:\Users\yd\Desktop\锦瑟.txt','r',encoding='utf-8') as f2:
+    date = f2.readlines()
+    for i in date:
+        if '蓝⽥⽇暖⽟⽣烟。\n' == i:
+            new_date.append('________________。\n')
+        elif '此情可待成追忆，\n' == i:
+            new_date.append('________________,\n')
+        else:
+            new_date.append(i)
+    print(new_date)
+with open(r'C:\Users\yd\Desktop\锦瑟.txt','w',encoding='utf-8') as f3:
+    f3.writelines(new_date)
\ No newline at end of file