save project

diy.py

@@ -2,11 +2,16 @@
 #a=open(r'C:\Users\Windows 7\Desktop\test.txt','w',encoding="UTF-8")
 #a.write('小兰：12本\n')
 #a.close()
+new_i = ""
 with open(r'C:\Users\Windows 7\Desktop\test.txt','r',encoding="UTF-8")as a:
     #a.write('小丽：11本\n')
     #a.write('李文：9本\n')
     #a.write('张伟：16本\n')
     #print(s)
     for i in a:
-        if "李文" in i:
-            print("10")
\ No newline at end of file
+        if "小兰：12本" in i:
+            i=i.replace("小兰：12本","小兰：17本")
+        new_i +=i
+print(new_i)
+with open(r'C:\Users\Windows 7\Desktop\test.txt','w',encoding="UTF-8")as a:
+    a.write(new_i)
\ No newline at end of file