feat(validator): Iroha validator using python

[tkyonezu]

Hyperledger Iroha Validator

[takeutak]

Thanks for contributing your code!
As your proposal, there is a quite need for socketio-typed validators to Iroha developed by Python because it is necessary to expand the communication type and the diversity of development languages in order to increase the kinds of developers.

I created a new issue #1328 and I'm sure that your PR resolves this issue.
LGTM

[petermetz]

@tkyonezu Please rebase and squash the commits

[takeutak]

@petermetz
It seems that @tkyonezu has finished rebase and squash.
Would you mind if you review this PR again?

[petermetz]

@petermetz
It seems that @tkyonezu has finished rebase and squash.
Would you mind if you review this PR again?

@takeutak It still has multiple commits from what I can tell.

[takeutak]

@petermetz Thanks for your response. As you said, I'm afraid that I misunderstood the problem. So I will contact @tkyonezu again.
According to the commits https://github.com/hyperledger/cactus/pull/1327/commits, there are some unrelated commits as the following, so I think it is good to git rebase to remove these commits on the PR. Is this all right for you?

• e5d4320
• 958bc7f
• 7926f9c

[codecov-commenter]

Codecov Report

Merging #1327 (86b4a92) into main (90e4dd1) will not change coverage.
The diff coverage is n/a.

❗ Current head 86b4a92 differs from pull request most recent head 071b9af. Consider uploading reports for the commit 071b9af to get more accurate results

@@           Coverage Diff           @@
##             main    #1327   +/-   ##
=======================================
  Coverage   68.63%   68.63%           
=======================================
  Files         301      301           
  Lines       10949    10949           
  Branches     1348     1348           
=======================================
  Hits         7515     7515           
  Misses       2733     2733           
  Partials      701      701           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 90e4dd1...071b9af. Read the comment docs.

[takeutak]

@petermetz
@tkyonezu executed git squash and there are one commit as the following:
https://github.com/hyperledger/cactus/pull/1327/commits

Would you mind approving this PR?