diff --git a/poetry.lock b/poetry.lock
index a255a2b..58baa35 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -76,6 +76,17 @@ d = ["aiohttp (>=3.7.4)", "aiohttp (>=3.7.4,!=3.9.0)"]
 jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
 uvloop = ["uvloop (>=0.15.2)"]
 
+[[package]]
+name = "cachetools"
+version = "5.3.3"
+description = "Extensible memoizing collections and decorators"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "cachetools-5.3.3-py3-none-any.whl", hash = "sha256:0abad1021d3f8325b2fc1d2e9c8b9c9d57b04c3932657a72465447332c24d945"},
+    {file = "cachetools-5.3.3.tar.gz", hash = "sha256:ba29e2dfa0b8b556606f097407ed1aa62080ee108ab0dc5ec9d6a723a007d105"},
+]
+
 [[package]]
 name = "cfgv"
 version = "3.4.0"
@@ -87,6 +98,17 @@ files = [
     {file = "cfgv-3.4.0.tar.gz", hash = "sha256:e52591d4c5f5dead8e0f673fb16db7949d2cfb3f7da4582893288f0ded8fe560"},
 ]
 
+[[package]]
+name = "chardet"
+version = "5.2.0"
+description = "Universal encoding detector for Python 3"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "chardet-5.2.0-py3-none-any.whl", hash = "sha256:e1cf59446890a00105fe7b7912492ea04b6e6f06d4b742b2c788469e34c82970"},
+    {file = "chardet-5.2.0.tar.gz", hash = "sha256:1b3b6ff479a8c414bc3fa2c0852995695c4a026dcd6d0633b2dd092ca39c1cf7"},
+]
+
 [[package]]
 name = "click"
 version = "8.1.7"
@@ -479,17 +501,6 @@ nodeenv = ">=0.11.1"
 pyyaml = ">=5.1"
 virtualenv = ">=20.10.0"
 
-[[package]]
-name = "py"
-version = "1.11.0"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-files = [
-    {file = "py-1.11.0-py2.py3-none-any.whl", hash = "sha256:607c53218732647dff4acdfcd50cb62615cedf612e72d1724fb1a0cc6405b378"},
-    {file = "py-1.11.0.tar.gz", hash = "sha256:51c75c4126074b472f746a24399ad32f6053d1b34b68d2fa41e558e6f4a98719"},
-]
-
 [[package]]
 name = "pycodestyle"
 version = "2.9.1"
@@ -529,6 +540,25 @@ files = [
     {file = "pyflakes-2.5.0.tar.gz", hash = "sha256:491feb020dca48ccc562a8c0cbe8df07ee13078df59813b83959cbdada312ea3"},
 ]
 
+[[package]]
+name = "pyproject-api"
+version = "1.6.1"
+description = "API to interact with the python pyproject.toml based projects"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "pyproject_api-1.6.1-py3-none-any.whl", hash = "sha256:4c0116d60476b0786c88692cf4e325a9814965e2469c5998b830bba16b183675"},
+    {file = "pyproject_api-1.6.1.tar.gz", hash = "sha256:1817dc018adc0d1ff9ca1ed8c60e1623d5aaca40814b953af14a9cf9a5cae538"},
+]
+
+[package.dependencies]
+packaging = ">=23.1"
+tomli = {version = ">=2.0.1", markers = "python_version < \"3.11\""}
+
+[package.extras]
+docs = ["furo (>=2023.8.19)", "sphinx (<7.2)", "sphinx-autodoc-typehints (>=1.24)"]
+testing = ["covdefaults (>=2.3)", "pytest (>=7.4)", "pytest-cov (>=4.1)", "pytest-mock (>=3.11.1)", "setuptools (>=68.1.2)", "wheel (>=0.41.2)"]
+
 [[package]]
 name = "pytest"
 version = "7.4.4"
@@ -722,17 +752,6 @@ docs = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "pygments
 testing = ["build[virtualenv]", "filelock (>=3.4.0)", "importlib-metadata", "ini2toml[lite] (>=0.9)", "jaraco.develop (>=7.21)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "mypy (==1.9)", "packaging (>=23.2)", "pip (>=19.1)", "pytest (>=6,!=8.1.1)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-home (>=0.5)", "pytest-mypy", "pytest-perf", "pytest-ruff (>=0.2.1)", "pytest-timeout", "pytest-xdist (>=3)", "tomli", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
 testing-integration = ["build[virtualenv] (>=1.0.3)", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "packaging (>=23.2)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
 
-[[package]]
-name = "six"
-version = "1.16.0"
-description = "Python 2 and 3 compatibility utilities"
-optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-files = [
-    {file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"},
-    {file = "six-1.16.0.tar.gz", hash = "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"},
-]
-
 [[package]]
 name = "snowballstemmer"
 version = "2.2.0"
@@ -768,28 +787,30 @@ files = [
 
 [[package]]
 name = "tox"
-version = "3.28.0"
+version = "4.15.0"
 description = "tox is a generic virtualenv management and test command line tool"
 optional = false
-python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+python-versions = ">=3.8"
 files = [
-    {file = "tox-3.28.0-py2.py3-none-any.whl", hash = "sha256:57b5ab7e8bb3074edc3c0c0b4b192a4f3799d3723b2c5b76f1fa9f2d40316eea"},
-    {file = "tox-3.28.0.tar.gz", hash = "sha256:d0d28f3fe6d6d7195c27f8b054c3e99d5451952b54abdae673b71609a581f640"},
+    {file = "tox-4.15.0-py3-none-any.whl", hash = "sha256:300055f335d855b2ab1b12c5802de7f62a36d4fd53f30bd2835f6a201dda46ea"},
+    {file = "tox-4.15.0.tar.gz", hash = "sha256:7a0beeef166fbe566f54f795b4906c31b428eddafc0102ac00d20998dd1933f6"},
 ]
 
 [package.dependencies]
-colorama = {version = ">=0.4.1", markers = "platform_system == \"Windows\""}
-filelock = ">=3.0.0"
-packaging = ">=14"
-pluggy = ">=0.12.0"
-py = ">=1.4.17"
-six = ">=1.14.0"
-tomli = {version = ">=2.0.1", markers = "python_version >= \"3.7\" and python_version < \"3.11\""}
-virtualenv = ">=16.0.0,<20.0.0 || >20.0.0,<20.0.1 || >20.0.1,<20.0.2 || >20.0.2,<20.0.3 || >20.0.3,<20.0.4 || >20.0.4,<20.0.5 || >20.0.5,<20.0.6 || >20.0.6,<20.0.7 || >20.0.7"
+cachetools = ">=5.3.2"
+chardet = ">=5.2"
+colorama = ">=0.4.6"
+filelock = ">=3.13.1"
+packaging = ">=23.2"
+platformdirs = ">=4.1"
+pluggy = ">=1.3"
+pyproject-api = ">=1.6.1"
+tomli = {version = ">=2.0.1", markers = "python_version < \"3.11\""}
+virtualenv = ">=20.25"
 
 [package.extras]
-docs = ["pygments-github-lexers (>=0.0.5)", "sphinx (>=2.0.0)", "sphinxcontrib-autoprogram (>=0.1.5)", "towncrier (>=18.5.0)"]
-testing = ["flaky (>=3.4.0)", "freezegun (>=0.3.11)", "pathlib2 (>=2.3.3)", "psutil (>=5.6.1)", "pytest (>=4.0.0)", "pytest-cov (>=2.5.1)", "pytest-mock (>=1.10.0)", "pytest-randomly (>=1.0.0)"]
+docs = ["furo (>=2023.9.10)", "sphinx (>=7.2.6)", "sphinx-argparse-cli (>=1.11.1)", "sphinx-autodoc-typehints (>=1.25.2)", "sphinx-copybutton (>=0.5.2)", "sphinx-inline-tabs (>=2023.4.21)", "sphinxcontrib-towncrier (>=0.2.1a0)", "towncrier (>=23.11)"]
+testing = ["build[virtualenv] (>=1.0.3)", "covdefaults (>=2.3)", "detect-test-pollution (>=1.2)", "devpi-process (>=1)", "diff-cover (>=8.0.2)", "distlib (>=0.3.8)", "flaky (>=3.7)", "hatch-vcs (>=0.4)", "hatchling (>=1.21)", "psutil (>=5.9.7)", "pytest (>=7.4.4)", "pytest-cov (>=4.1)", "pytest-mock (>=3.12)", "pytest-xdist (>=3.5)", "re-assert (>=1.1)", "time-machine (>=2.13)", "wheel (>=0.42)"]
 
 [[package]]
 name = "tox-pyenv"
@@ -875,4 +896,4 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "f80b56c668a29d333fd8d8725ac773e2401e5cc5269b7c28958f75431c298a9f"
+content-hash = "a9507e72aa77419b30cbf21a56ac625ea49e51979e069a5807c8e97921912235"
diff --git a/pyproject.toml b/pyproject.toml
index e3be3a8..6ba64e2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ types-setuptools = "^65.5.0.2"
 pydocstyle = "^6.1.1"
 toml = "^0.10.2"
 pre-commit = "^2.20.0"
-tox = "^3.27.0"
+tox = "^4.0.0"
 tox-pyenv = "^1.1.0"
 
 [tool.black]