Bump pylint from 2.8.3 to 2.9.1 (#2988)

* Bump pylint from 2.8.3 to 2.9.1

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.8.3 to 2.9.1.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Changelog](https://github.com/PyCQA/pylint/blob/main/ChangeLog)
- [Commits](https://github.com/PyCQA/pylint/compare/v2.8.3...v2.9.1)

---
updated-dependencies:
- dependency-name: pylint
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update pylintrc

* Update base.py

* Update base.py

* Fix black

* fix helper

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Pascal Vizeli <pvizeli@syshack.ch>

.devcontainer/devcontainer.json

@@ -5,7 +5,7 @@
   "appPort": "9123:8123",
   "postCreateCommand": "pre-commit install",
   "runArgs": ["-e", "GIT_EDITOR=code --wait", "--privileged"],
-  "containerEnv": {"NVM_DIR":"/usr/local/share/nvm"},
+  "containerEnv": { "NVM_DIR": "/usr/local/share/nvm" },
   "extensions": [
     "ms-python.python",
     "ms-python.vscode-pylance",
@@ -22,7 +22,7 @@
     "python.linting.pylintEnabled": true,
     "python.linting.enabled": true,
     "python.formatting.provider": "black",
-    "python.formatting.blackArgs": ["--target-version", "py38"],
+    "python.formatting.blackArgs": ["--target-version", "py39"],
     "python.formatting.blackPath": "/usr/local/bin/black",
     "python.linting.banditPath": "/usr/local/bin/bandit",
     "python.linting.flake8Path": "/usr/local/bin/flake8",