尝试新的跨平台 PowerShell https://aka.ms/pscore6
PS C:\Users\lenovo> & C:/Users/lenovo/AppData/Local/Microsoft/WindowsApps/python3.9.exe c:/Users/lenovo/Desktop/1.py
5
PS C:\Users\lenovo> & C:/Users/lenovo/AppData/Local/Microsoft/WindowsApps/python3.9.exe c:/Users/lenovo/Desktop/1.py
5
PS C:\Users\lenovo>
你这个截图里没有任何报错呀,这个py也正常执行了,打印了5
的确是没问题的啊