Setup Typing in contrib part of the library

[vfdev-5]

🚀 Feature

Following #651, idea is to improve contrib code by adding Typing.

[RaviTezu]

Hi @vfdev-5 Is this issue still open? If yes, I would like to give it a try. Thanks.

[vfdev-5]

@RaviTezu yes, it is still open. Sure, please go ahead ! I'll assign you to this issue.