diff --git a/py/poetry.lock b/py/poetry.lock
index e7bd4899..082d7901 100644
--- a/py/poetry.lock
+++ b/py/poetry.lock
@@ -15,10 +15,10 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [package.extras]
-dev = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "furo", "sphinx", "sphinx-notfound-page", "pre-commit"]
-docs = ["furo", "sphinx", "zope.interface", "sphinx-notfound-page"]
-tests = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface"]
-tests_no_zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins"]
+dev = ["cloudpickle", "coverage[toml] (>=5.0.2)", "furo", "hypothesis", "mypy", "pre-commit", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "sphinx", "sphinx-notfound-page", "zope.interface"]
+docs = ["furo", "sphinx", "sphinx-notfound-page", "zope.interface"]
+tests = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "zope.interface"]
+tests-no-zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six"]
 
 [[package]]
 name = "black"
@@ -36,7 +36,7 @@ platformdirs = ">=2"
 tomli = ">=0.2.6,<2.0.0"
 typing-extensions = [
     {version = ">=3.10.0.0", markers = "python_version < \"3.10\""},
-    {version = "!=3.10.0.1", markers = "python_version >= \"3.10\""},
+    {version = ">=3.10.0.0,<3.10.0.1 || >3.10.0.1", markers = "python_version >= \"3.10\""},
 ]
 
 [package.extras]
@@ -67,16 +67,16 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "flake8"
-version = "4.0.1"
+version = "6.0.0"
 description = "the modular source code checker: pep8 pyflakes and co"
 category = "dev"
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.8.1"
 
 [package.dependencies]
-mccabe = ">=0.6.0,<0.7.0"
-pycodestyle = ">=2.8.0,<2.9.0"
-pyflakes = ">=2.4.0,<2.5.0"
+mccabe = ">=0.7.0,<0.8.0"
+pycodestyle = ">=2.10.0,<2.11.0"
+pyflakes = ">=3.0.0,<3.1.0"
 
 [[package]]
 name = "iniconfig"
@@ -95,18 +95,18 @@ optional = false
 python-versions = ">=3.6.1,<4.0"
 
 [package.extras]
-pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
-requirements_deprecated_finder = ["pipreqs", "pip-api"]
 colors = ["colorama (>=0.4.3,<0.5.0)"]
+pipfile-deprecated-finder = ["pipreqs", "requirementslib"]
 plugins = ["setuptools"]
+requirements-deprecated-finder = ["pip-api", "pipreqs"]
 
 [[package]]
 name = "mccabe"
-version = "0.6.1"
+version = "0.7.0"
 description = "McCabe checker, plugin for flake8"
 category = "dev"
 optional = false
-python-versions = "*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "mypy-extensions"
@@ -177,19 +177,19 @@ python-versions = "*"
 
 [[package]]
 name = "pycodestyle"
-version = "2.8.0"
+version = "2.10.0"
 description = "Python style guide checker"
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "pyflakes"
-version = "2.4.0"
+version = "3.0.0"
 description = "passive checker of Python programs"
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "pygal"
@@ -200,10 +200,10 @@ optional = false
 python-versions = "*"
 
 [package.extras]
-docs = ["sphinx", "sphinx-rtd-theme", "pygal-sphinx-directives"]
+docs = ["pygal-sphinx-directives", "sphinx", "sphinx-rtd-theme"]
 lxml = ["lxml"]
 png = ["cairosvg"]
-test = ["pyquery", "flask", "cairosvg", "lxml", "pygal-maps-world", "pygal-maps-fr", "pygal-maps-ch", "coveralls", "pytest-runner", "pytest-cov", "pytest-flake8", "pytest-isort", "pytest"]
+test = ["cairosvg", "coveralls", "flask", "lxml", "pygal-maps-ch", "pygal-maps-fr", "pygal-maps-world", "pyquery", "pytest", "pytest-cov", "pytest-flake8", "pytest-isort", "pytest-runner"]
 
 [[package]]
 name = "pygaljs"
@@ -290,8 +290,8 @@ python-versions = ">=3.6"
 
 [metadata]
 lock-version = "1.1"
-python-versions = "^3.10"
-content-hash = "f6c4f014d9ea30fc8af91d7d57bc07d576cb60dab70f9d55ef05b69d90d6f1a9"
+python-versions = "~3.11"
+content-hash = "52664a04b39216744dfa2a35e28c7fa65305b59febe8a52d4f7ea9aa6df4ddab"
 
 [metadata.files]
 atomicwrites = [
@@ -315,8 +315,8 @@ colorama = [
     {file = "colorama-0.4.4.tar.gz", hash = "sha256:5941b2b48a20143d2267e95b1c2a7603ce057ee39fd88e7329b0c292aa16869b"},
 ]
 flake8 = [
-    {file = "flake8-4.0.1-py2.py3-none-any.whl", hash = "sha256:479b1304f72536a55948cb40a32dce8bb0ffe3501e26eaf292c7e60eb5e0428d"},
-    {file = "flake8-4.0.1.tar.gz", hash = "sha256:806e034dda44114815e23c16ef92f95c91e4c71100ff52813adf7132a6ad870d"},
+    {file = "flake8-6.0.0-py2.py3-none-any.whl", hash = "sha256:3833794e27ff64ea4e9cf5d410082a8b97ff1a06c16aa3d2027339cd0f1195c7"},
+    {file = "flake8-6.0.0.tar.gz", hash = "sha256:c61007e76655af75e6785a931f452915b371dc48f56efd765247c8fe68f2b181"},
 ]
 iniconfig = [
     {file = "iniconfig-1.1.1-py2.py3-none-any.whl", hash = "sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3"},
@@ -327,8 +327,8 @@ isort = [
     {file = "isort-5.10.1.tar.gz", hash = "sha256:e8443a5e7a020e9d7f97f1d7d9cd17c88bcb3bc7e218bf9cf5095fe550be2951"},
 ]
 mccabe = [
-    {file = "mccabe-0.6.1-py2.py3-none-any.whl", hash = "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42"},
-    {file = "mccabe-0.6.1.tar.gz", hash = "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"},
+    {file = "mccabe-0.7.0-py2.py3-none-any.whl", hash = "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"},
+    {file = "mccabe-0.7.0.tar.gz", hash = "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325"},
 ]
 mypy-extensions = [
     {file = "mypy_extensions-0.4.3-py2.py3-none-any.whl", hash = "sha256:090fedd75945a69ae91ce1303b5824f428daf5a028d2f6ab8a299250a846f15d"},
@@ -358,12 +358,12 @@ py-cpuinfo = [
     {file = "py-cpuinfo-8.0.0.tar.gz", hash = "sha256:5f269be0e08e33fd959de96b34cd4aeeeacac014dd8305f70eb28d06de2345c5"},
 ]
 pycodestyle = [
-    {file = "pycodestyle-2.8.0-py2.py3-none-any.whl", hash = "sha256:720f8b39dde8b293825e7ff02c475f3077124006db4f440dcbc9a20b76548a20"},
-    {file = "pycodestyle-2.8.0.tar.gz", hash = "sha256:eddd5847ef438ea1c7870ca7eb78a9d47ce0cdb4851a5523949f2601d0cbbe7f"},
+    {file = "pycodestyle-2.10.0-py2.py3-none-any.whl", hash = "sha256:8a4eaf0d0495c7395bdab3589ac2db602797d76207242c17d470186815706610"},
+    {file = "pycodestyle-2.10.0.tar.gz", hash = "sha256:347187bdb476329d98f695c213d7295a846d1152ff4fe9bacb8a9590b8ee7053"},
 ]
 pyflakes = [
-    {file = "pyflakes-2.4.0-py2.py3-none-any.whl", hash = "sha256:3bb3a3f256f4b7968c9c788781e4ff07dce46bdf12339dcda61053375426ee2e"},
-    {file = "pyflakes-2.4.0.tar.gz", hash = "sha256:05a85c2872edf37a4ed30b0cce2f6093e1d0581f8c19d7393122da7e25b2b24c"},
+    {file = "pyflakes-3.0.0-py2.py3-none-any.whl", hash = "sha256:e38cbaa285564388a9622d7e440445d40c508d8fbf96e0c0f3ef28e47d8ba8a2"},
+    {file = "pyflakes-3.0.0.tar.gz", hash = "sha256:12da339341ba8b9071e185d4717bef732fdb4f4400b9f4a1d0d6bbc362bf7760"},
 ]
 pygal = [
     {file = "pygal-3.0.0-py2.py3-none-any.whl", hash = "sha256:9ae06e32dec1422f9cd0d606fe2728f78e0b5d644551137480d8d5806e2426f0"},
diff --git a/py/pyproject.toml b/py/pyproject.toml
index 71bc3f48..503d28d8 100644
--- a/py/pyproject.toml
+++ b/py/pyproject.toml
@@ -21,7 +21,7 @@ python = "^3.10"
 
 [tool.poetry.dev-dependencies]
 black = "^21.12b0"
-flake8 = "^4.0.1"
+flake8 = "^6.0.0"
 isort = "^5.10.1"
 pytest = "^6.2.5"
 pytest-benchmark = { version = "^3.4.1", extras = ["histogram"] }