save project

diy.py

+new_data=''
+with open(r'C:\Users\孟凡奥\Desktop\123.txt','r',encoding='utf-8')as filel:
+    for data in filel:
+        if'小丽：10本'in data:
+           data=data.replace('小丽：10本','小丽：11本')
+        if '12:54555'in data:
+            data=data.replace('12:54555','12:5455534567')
+        new_data+=data
+
+        with open(r'C:\Users\孟凡奥\Desktop\123.txt','w',encoding='utf-8')as filel:
+            filel.write(new_data)
+
+        with open(r'C:\Users\孟凡奥\Desktop\123.txt','r',encoding='utf-8')as filel:
+            a=filel.read()
+            print(a)
\ No newline at end of file