I would like to try to answer your question. You can call fortran subroutine from python. And you can get it directly. I wrote how to do that in my blog. I am so sorry it was in my language. But I think you can understand from the code.

https://radiokuantum.wordpress.com/2017/05/29/memanggil-fortran-subroutine-dari-python/

Dear Anmol,

You can check the subroutine provided in the next link:

https://gist.github.com/zonca/9472813