Use Python 3.8 for flake8, mypy etc.

.github/workflows/flake8.yml

@@ -35,7 +35,7 @@ jobs:
         if: steps.changes.outputs.code == 'true'
         uses: "actions/setup-python@v4"
         with:
-          python-version: "3.6"
+          python-version: "3.8"
 
       - name: Install dependencies 🔧
         if: steps.changes.outputs.code == 'true'

.github/workflows/mypy.yml

@@ -40,7 +40,7 @@ jobs:
         if: steps.changes.outputs.code == 'true'
         uses: "actions/setup-python@v4"
         with:
-          python-version: "3.6"
+          python-version: "3.8"
 
       - name: Install dependencies 🔧
         run: |

pyproject.toml

@@ -152,7 +152,7 @@ license-key = "MIT"
 additional-files = [ "include domdf_python_tools/google-10000-english-no-swears.txt",]
 
 [tool.mypy]
-python_version = "3.6"
+python_version = "3.8"
 namespace_packages = true
 check_untyped_defs = true
 warn_unused_ignores = true

repo_helper.yml

@@ -8,7 +8,7 @@ username: "domdfcoding"
 license: 'MIT'
 short_desc: 'Helpful functions for Python 🐍 🛠️'
 
-python_deploy_version: 3.6
+python_deploy_version: 3.8
 requires_python: 3.6
 min_coverage: 95
 tox_testenv_extras: all

tox.ini

@@ -60,7 +60,7 @@ test =
     pypy39
     pypy310
 qa = mypy, lint
-cov = py36, coverage
+cov = py38, coverage
 
 [testenv:.package]
 setenv =
@@ -105,7 +105,7 @@ commands =
     check-wheel-contents dist/
 
 [testenv:lint]
-basepython = python3.6
+basepython = python3.8
 changedir = {toxinidir}
 ignore_errors = True
 skip_install = False
@@ -135,15 +135,15 @@ deps =
 commands = python3 -m flake8_rst_docstrings_sphinx domdf_python_tools tests --allow-toolbox {posargs}
 
 [testenv:perflint]
-basepython = python3.6
+basepython = python3.8
 changedir = {toxinidir}
 ignore_errors = True
 skip_install = True
 deps = perflint
 commands = python3 -m perflint domdf_python_tools {posargs}
 
 [testenv:mypy]
-basepython = python3.6
+basepython = python3.8
 ignore_errors = True
 changedir = {toxinidir}
 extras = all
@@ -155,7 +155,7 @@ deps =
 commands = mypy domdf_python_tools tests {posargs}
 
 [testenv:pyup]
-basepython = python3.6
+basepython = python3.8
 skip_install = True
 ignore_errors = True
 changedir = {toxinidir}
@@ -164,7 +164,7 @@ extras = all
 commands = pyup_dirs domdf_python_tools tests --py36-plus --recursive
 
 [testenv:coverage]
-basepython = python3.6
+basepython = python3.8
 skip_install = True
 ignore_errors = True
 whitelist_externals = /bin/bash