add more comments in code

[Zhaoyilunnn]

No description provided.

[raunakkumarsingh]

Please assign this task to me; I will ensure proper documentation.

[Zhaoyilunnn]

Hi @raunakkumarsingh, thanks for reaching out. I am willing to assign this task to you, could you please

1. Try to limit the number of commits and close this issue with a single pull request
2. If you'd like to add a detailed docstring to a function or class, please follow this standard as we're planing to build documentation website for this project and this can help generate documents easily.

Thanks,

[raunakkumarsingh]

I am following this format:

Can I change an already written comment?

[Zhaoyilunnn]

I am following this format:

Yes, google style is exactly what I am looking for

Can I change an already written comment?

Yes of course