save project

diy.py

-with open(r"")
-for i in a:
-    if '小兰：12本'in i:
-        print('在')
+with open(r"C:\Users\maku\Desktop\rmt.txt","r",encoding='utf-8')as a：
+    for i in a:
+        if '小兰：12本'in i:
+            i=i.replace('小兰：12本','小兰：20本')
\ No newline at end of file
+            new_i +=i
+with open(r"C:\Users\maku\Desktop\rmt.txt","r",encoding='utf-8')as a：        
+    a.write(new_i)
+with open(r"C:\Users\maku\Desktop\rmt.txt","r",encoding='utf-8')as a：
+    e=a.read()
+    print(e)
\ No newline at end of file