Remove support for py36 and py37

.github/workflows/tox.yml

@@ -23,17 +23,9 @@ jobs:
       matrix:
         include:
           - tox_env: lint
-            python-version: 3.6
+            python-version: 3.8
           - tox_env: docs
             python-version: 3.9
-          - tox_env: py36
-            PREFIX: PYTEST_REQPASS=448
-            python-version: 3.6
-            cover: true
-          - tox_env: py37
-            PREFIX: PYTEST_REQPASS=448
-            python-version: 3.7
-            cover: true
           - tox_env: py38
             PREFIX: PYTEST_REQPASS=448
             python-version: 3.8

.pre-commit-config.yaml

@@ -4,7 +4,7 @@ ci:
   # https://github.com/pre-commit-ci/issues/issues/55
   - pip-compile
 default_language_version:
-  python: python3.6
+  python: python3.8
 exclude: |
     (?x)(
         ^docs/conf.py$
@@ -91,7 +91,7 @@ repos:
           - pexpect
           - testinfra
   - repo: https://github.com/jazzband/pip-tools
-    rev: 6.4.0
+    rev: 6.5.1
     hooks:
       - id: pip-compile
         entry: pip-compile -q --strip-extras --no-annotate --output-file=requirements.txt tools/opts.txt setup.cfg --extra docs --extra test --extra yamllint

.readthedocs.yml

@@ -7,7 +7,7 @@ build:
   image: latest
 
 python:
-  version: 3.7
+  version: 3.8
   install:
     - method: pip
       path: .

docs/ci.rst

@@ -26,7 +26,7 @@ and run ``molecule test`` in ubuntu.
       strategy:
         max-parallel: 4
         matrix:
-          python-version: [3.6, 3.7]
+          python-version: [3.8, 3.9]
 
       steps:
         - uses: actions/checkout@v2
@@ -248,7 +248,7 @@ setting up a virtualenv and testing an Ansible role via Molecule.
             sh '''
               export HTTP_PROXY=http://10.123.123.123:8080
               export HTTPS_PROXY=http://10.123.123.123:8080
-              pip3.6 install virtualenv
+              python3 -m pip install virtualenv
               virtualenv virtenv
               source virtenv/bin/activate
               python3 -m pip install --upgrade ansible molecule docker

docs/installation.rst

@@ -14,7 +14,7 @@ Requirements
 Depending on the driver chosen, you may need to install additional OS packages.
 See ``INSTALL.rst``, which is created when initializing a new scenario.
 
-* Python >= 3.6 with :std:doc:`Ansible <ansible:index>` >= 2.8
+* Python >= 3.8 with :std:doc:`Ansible <ansible:index>` >= 2.8
 
 CentOS 8
 --------

mypy.ini

@@ -1,5 +1,5 @@
 [mypy]
-python_version = 3.6
+python_version = 3.8
 color_output = True
 error_summary = True
 disallow_untyped_calls = True

requirements.txt

@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with python 3.6
+# This file is autogenerated by pip-compile with python 3.8
 # To update, run:
 #
 #    pip-compile --extra=docs --extra=test --extra=yamllint --no-annotate --output-file=requirements.txt --strip-extras setup.cfg tools/opts.txt
@@ -13,7 +13,6 @@ attrs==21.4.0
 babel==2.9.1
 bcrypt==3.2.0
 binaryornot==0.4.4
-cached-property==1.5.2
 cerberus==1.3.2
 certifi==2021.10.8
 cffi==1.15.0
@@ -26,15 +25,13 @@ commonmark==0.9.1
 cookiecutter==1.7.3
 coverage==6.2
 cryptography==36.0.1
-dataclasses==0.8 ; python_version < "3.7"
 distro==1.6.0
 docutils==0.17.1
 enrich==1.2.7
 execnet==1.9.0
 filelock==3.4.1
 idna==3.3
 imagesize==1.3.0
-importlib-metadata==4.8.3 ; python_version < "3.8"
 iniconfig==1.1.1
 jinja2==3.0.3
 jinja2-time==0.2.0
@@ -83,9 +80,7 @@ subprocess-tee==0.3.5
 text-unidecode==1.3
 toml==0.10.2
 tomli==1.2.3
-typing-extensions==4.0.1
 urllib3==1.26.8
-zipp==3.6.0
 
 # The following packages are considered to be unsafe in a requirements file:
 # setuptools

runtime.txt

@@ -1,2 +1,2 @@
 # See https://github.com/dependabot/dependabot-core/issues/4062
-python-3.6.15
+python-3.8.12

setup.cfg

@@ -34,8 +34,6 @@ classifiers =
     Operating System :: OS Independent
 
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.6
-    Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
@@ -50,7 +48,7 @@ keywords =
 
 [options]
 use_scm_version = True
-python_requires = >=3.6
+python_requires = >=3.8
 package_dir =
   = src
 packages = find:
@@ -64,9 +62,7 @@ install_requires =
     click >= 8.0, < 9
     click-help-colors >= 0.9
     cookiecutter >= 1.7.3  # dependency issues in older versions
-    dataclasses; python_version<"3.7"
     enrich >= 1.2.7
-    importlib-metadata; python_version<"3.8"
     Jinja2 >= 2.11.3
     packaging
     paramiko >= 2.5.0, < 3

src/molecule/__init__.py

@@ -22,12 +22,6 @@
 
 from __future__ import absolute_import, division, print_function
 
-__metaclass__ = type
-try:
-    # py38+
-    from importlib.metadata import version  # type: ignore
-except ImportError:
-    # py36-py37
-    from importlib_metadata import version
+from importlib.metadata import version
 
 __version__ = version("molecule")

tox.ini

@@ -6,7 +6,7 @@ envlist =
     packaging
     dockerfile
     # keep only N,N-1 ansible versions
-    py{36,37,38,39,310}
+    py{38,39,310}
     py{38,39,310}-{devel}
 
 # do not enable skip missing to avoid CI false positives
@@ -54,7 +54,6 @@ deps =
     # pytest-molecule not used but we want to check that it does not conflict
     devel: git+https://github.com/ansible-community/pytest-molecule#egg=pytest-molecule
     dockerfile: ansible>=2.10
-    py{36,37}: importlib-metadata>=0.12
     py: ansible-core
 ; commands_pre =
 ;     find {toxinidir} -type f -not -path '{toxinidir}/.tox/*' -path '*/__pycache__/*' -name '*.py[c|o]' -delete
@@ -77,7 +76,7 @@ allowlist_externals =
 [testenv:lint]
 description = Runs all linting tasks
 # python pinned in order to have pip-compile output reproducible
-basepython = python3.6
+basepython = python3.8
 commands =
     # to run a single linter you can do "pre-commit run flake8"
     python -m pre_commit run {posargs:--all --show-diff-on-failure}
@@ -91,7 +90,6 @@ skip_install = true
 usedevelop = false
 
 [testenv:deps]
-basepython = python3.6
 description = Bump all test dependencies
 skip_install = true
 deps = {[testenv:lint]deps}