Fix tox installs

pyproject.toml

@@ -0,0 +1,2 @@
+[tool.black]
+line-length = 100

requirements/tox/black_requirements.txt

@@ -0,0 +1 @@
+black==24.3.0

requirements/tox/twine_requirements.txt

@@ -1 +1 @@
-twine==3.8.0
+twine==5.0.0

tox.ini

@@ -100,28 +100,33 @@ commands =
 [testenv:flake8]
 skipdist = true
 skip_install = true
+deps =
+    -r requirements/tox/flake8_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/flake8_requirements.txt
     flake8
 
 [testenv:pylint]
 skipdist = true
 skip_install = true
+deps =
+    -r requirements/tox/pylint_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/pylint_requirements.txt
     python -m pylint --rcfile=.pylintrc -j 0 src/sagemaker
 
 [testenv:spelling]
 skipdist = true
 skip_install = true
+deps =
+    -r requirements/tox/spelling_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/spelling_requirements.txt
     python -m pylint --rcfile=.pylintrc --disable all --enable spelling --spelling-dict en_US src/sagemaker/{posargs}
 
 [testenv:twine]
 # https://packaging.python.org/guides/making-a-pypi-friendly-readme/#validating-restructuredtext-markup
+skip_install = true
+deps =
+    -r requirements/tox/twine_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/twine_requirements.txt
     python setup.py sdist
     twine check dist/*.tar.gz
 
@@ -136,39 +141,53 @@ commands =
     sphinx-build -T -W -b html -d _build/doctrees-readthedocs -D language=en . _build/html
 
 [testenv:doc8]
+deps =
+    -r requirements/tox/doc8_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/doc8_requirements.txt
     doc8 --ignore-path tests/data/serve_resources/mlflow/pytorch/data/pickle_module_info.txt
 
 [testenv:black-format]
 # Used during development (before committing) to format .py files.
+skip_install = true
 setenv =
     LC_ALL=C.UTF-8
     LANG=C.UTF-8
+deps =
+    -r requirements/tox/black_requirements.txt
 commands =
-    black -l 100 ./
+    black ./
 
 [testenv:black-check]
 # Used by automated build steps to check that all files are properly formatted.
+skip_install = true
 setenv =
     LC_ALL=C.UTF-8
     LANG=C.UTF-8
+deps =
+    -r requirements/tox/black_requirements.txt
 commands =
-    black -l 100 --diff --color --check ./
+    black --diff --color --check ./
 
 [testenv:clean]
 skip_install = true
 commands =
     coverage erase
 
 [testenv:typing]
+# Do not skip installation here, the extras are needed for mypy to get type info
+skip_install = false
+extras =
+    all
+deps =
+    -r requirements/tox/mypy_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/mypy_requirements.txt
     mypy src/sagemaker
 
 [testenv:docstyle]
+skip_install = true
+deps =
+    -r requirements/tox/pydocstyle_requirements.txt
 commands =
-    pip install --exists-action=w -r requirements/tox/pydocstyle_requirements.txt
     pydocstyle src/sagemaker
 
 [testenv:collect-tests]