save project

diy.py

+new_data=''
+with open(r'C:\Users\maku\Desktop\test1.txt','w',encoding='utf-8')as file1:
+    for data in file1:
+        if '小强:10本' in data:
+            data=data.replace('小强:10本','小强:11本')
+        if '小兰:12本' in data:
+            data=data.replace('小兰:12本','小兰:14本')
+        new_data+=data
+
+with open(r'C:\Users\maku\Desktop\test1.txt','w',encoding='utf-8')as file1:
+    file1.write(new_data)
+with open(r'C:\Users\maku\Desktop\test1.txt','w',encoding='utf-8')as file1:
+    a=file1.read()
+    print(a)
\ No newline at end of file