安装 pywinauto 后，我尝试运行这个简单的代码：
from pywinauto import Application
filename = 'notepad.exe'
app = aplication.Application().start(filename)
并得到错误：
Traceback (most recent call last):
File "D:\auto\retr\test.py", line 1, in <module>
from pywinauto import Application
File "D:\Users\222\AppData\Local\Programs\Python\Python39\lib\site-packages\pywinauto\__init__.py", line 89, in <module>
from . import findwindows
File "D:\Users\222\AppData\Local\Programs\Python\Python39\lib\site-packages\pywinauto\findwindows.py", line 42, in <module>
from . import controls
File "D:\Users\222\AppData\Local\Programs\Python\Python39\lib\site-packages\pywinauto\controls\__init__.py", line 36, in <module>
from . import uiawrapper # register "uia" back-end (at the end of uiawrapper module)
File "D:\Users\222\AppData\Local\Programs\Python\Python39\lib\site-packages\pywinauto\controls\uiawrapper.py", line 42, in <module>
from .. import backend
File …