Hey @Gadah_Alharbi,
Welcome to the community. As Paul Sir pointed out, we are unable to see the full traceback of your error. If you still facing an issue, please either Copy + Paste the traceback of your error here, or simply attach a screenshot of the same. And if you are facing an issue with the indentation in Python, do check this thread out. I hope this helps.
Cheers,
Elemento