save project

1.py

+new_data=''
+with open(r'E:\test.txt','w',encoding='utf-8') as file1:
+    file1.write('xiaoqiang:10')
+with open(r'E:\test.txt','r',encoding='utf-8') as file1:
+    for data in file1:
+        if 'xaioqiang:10'in data:
+            data=data.replace('xiaoqiang:10','xiaoqiag:11')
+        new_data+=data
+with open(r'E:\test.txt','w',encoding='utf-8') as file1:
+    file1.write(new_data)
+