auto save

diy.py

@@ -2,8 +2,8 @@
 n=""
 with open(r"C:\Users\EDZ\Desktop\test.txt","r",encoding="utf-8") as f:
     for i in f:
-        if  "小强:12本" in f:
-            i=i.replace("小强:12本","小强:11本")
+        if  "小强：20" in f:
+            i=i.replace("小强：20","小强:30本")
         n+=i
 with open(r"C:\Users\EDZ\Desktop\test.txt","w",encoding="utf-8") as f:
     f.write(n)
\ No newline at end of file