save project

diy.py

@@ -10,4 +10,77 @@ with open("C:\\Users\\EDZ\\Desktop\\t.txt","r",encoding="utf-8") as f3:
     for i in a:
         if i =='小兰：10本':
             print('找到了')
-    
\ No newline at end of file
+
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+
+new_data='' 
+with open("C:\\Users\\EDZ\\Desktop\\t.txt","r",encoding="utf-8") as f1:
+    f = f1.read()
+    for data in f:
+        if '小兰：10本' in data:
+            data=data.replace('小兰：10本','小兰：11本')
+        new_data +=data
+with open("C:\\Users\\EDZ\\Desktop\\t.txt","w",encoding="utf-8") as f1:
+    f1.write(new_data)
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