Debugging using Django

Hi. i have a problem while trying to debug the first code using django
and i followed all steps but eventually it didnt work and it says "The Python path in your debug configuration is invalid "
and when i click on Open launch.json , it opens the file but doesnt tell me what to do.
hope i can find solution here with you all, i couldnt find by googling it .
Thanks in advance

it would be better if your share image