save project

文件.py

-with open(r"D:\郭涵哲\新建文本文档.txt",'r',encoding='utf-8') as file1: 
+new_a=''
+new_a=''
 with open(r"D:\郭涵哲\新建文本文档.txt",'r',encoding='utf-8') as file1: 
     #file1.write('小兰:12本\n')
     #file1.write('小强:10本\n')
@@ -5,5 +6,25 @@ with open(r"D:\郭涵哲\新建文本文档.txt",'r',encoding='utf-8') as file1:
     #print(a)
     for a in file1:
         if '小强:10本' in a:
-            print('文件在里面')
+            a=a.replace('小强:10本','小强:11本' )
+            new_a+=a
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