Add black dependency

Author: susodapop

cmdexec/clients/python/poetry.lock

@@ -16,11 +16,15 @@ pandas = "^1.3.0"
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 mypy = "^0.950"
+black = "^22.3.0"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.mypy]
 ignore_missing_imports = "true"
-exclude = ['ttypes\.py$', 'TCLIService\.py$']
+exclude = ['ttypes\.py$', 'TCLIService\.py$']
+
+[tool.black]
+exclude = '/(\.eggs|\.git|\.hg|\.mypy_cache|\.nox|\.tox|\.venv|\.svn|_build|buck-out|build|dist|thrift_api)/'