Drop code related to unsupported ansible versions (#4376)

Related: ansible/ansible-compat#449

README.md

@@ -18,9 +18,7 @@ testing scenarios.
 Molecule encourages an approach that results in consistently developed
 roles that are well-written, easily understood and maintained.
 
-Molecule supports only the latest two major versions of Ansible (N/N-1),
-meaning that if the latest version is 2.9.x, we will also test our code
-with 2.8.x.
+Molecule supports only the latest two major versions of Ansible (N/N-1).
 
 Once installed, the command line can be called using any of the methods
 below:

docs/index.md

@@ -16,9 +16,7 @@ testing scenarios.
 Molecule encourages an approach that results in consistently developed
 roles that are well-written, easily understood and maintained.
 
-Molecule supports only the latest two major versions of Ansible (N/N-1),
-meaning that if the latest version is 2.9.x, we will also test our code
-with 2.8.x.
+Molecule supports only the latest two major versions of Ansible (N/N-1).
 
 Once installed, the command line can be called using any of the methods
 below:

docs/installation.md

@@ -6,13 +6,11 @@ Molecule.
 
 ## Requirements
 
-- ansible-core >= 2.12
+A recent version of `ansible-core` that is still under support.
 
 Depending on the driver chosen, you may need to install additional OS
 packages.
 
-- Python >= 3.10
-
 === "CentOS"
 
     ``` bash

src/molecule/config.py

@@ -30,7 +30,6 @@
 from uuid import uuid4
 
 from ansible_compat.ports import cache, cached_property
-from packaging.version import Version
 
 from molecule import api, interpolation, platforms, scenario, state, util
 from molecule.app import get_app
@@ -45,6 +44,8 @@
     from collections.abc import MutableMapping
     from typing import Literal
 
+    from packaging.version import Version
+
     from molecule.dependency.base import Base as Dependency
     from molecule.driver.base import Driver
     from molecule.state import State
@@ -134,20 +135,6 @@ def write(self) -> None:
         """Write config file to filesystem."""
         util.write_file(self.config_file, util.safe_dump(self.config))
 
-    @property
-    def ansible_collections_path(
-        self,
-    ) -> str:
-        """Return collection path variable for current version of Ansible.
-
-        Returns:
-            The correct ansible collection path to use.
-        """
-        # https://github.com/ansible/ansible/pull/70007
-        if self.runtime.version >= Version("2.10.0.dev0"):
-            return "ANSIBLE_COLLECTIONS_PATH"
-        return "ANSIBLE_COLLECTIONS_PATHS"
-
     @property
     def config_file(self) -> str:
         """Path to the config file.

src/molecule/provisioner/ansible.py

@@ -537,7 +537,7 @@ def default_env(self) -> dict[str, str]:
             {
                 "ANSIBLE_CONFIG": self.config_file,
                 "ANSIBLE_ROLES_PATH": ":".join(roles_path_list),
-                self._config.ansible_collections_path: ":".join(collections_path_list),
+                "ANSIBLE_COLLECTIONS_PATH": ":".join(collections_path_list),
                 "ANSIBLE_LIBRARY": ":".join(self._get_modules_directories()),
                 "ANSIBLE_FILTER_PLUGINS": ":".join(
                     self._get_filter_plugins_directories(),

tests/fixtures/integration/test_command/scenarios/driver/delegated/meta/main.yml

@@ -7,4 +7,4 @@ galaxy_info:
   namespace: molecule
   role_name: delegated_test
   license: GPL
-  min_ansible_version: "2.9"
+  min_ansible_version: "2.15"

tests/fixtures/integration/test_command/scenarios/driver/delegated_invalid_role_name_with_role_name_check_equals_to_1/meta/main.yml

@@ -8,4 +8,4 @@ galaxy_info:
   namespace: molecule
   role_name: delegated-test
   license: GPL
-  min_ansible_version: "2.10"
+  min_ansible_version: "2.15"

tests/fixtures/resources/roles/molecule/meta/main.yml

@@ -3,7 +3,7 @@ galaxy_info:
   author: Ansible Molecule by Red Hat
   description: Test Molecule role
   license: MIT
-  min_ansible_version: "2.10"
+  min_ansible_version: "2.15"
   platforms:
     - name: GenericLinux
       versions:

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 requires =
     tox>=4.23.2
-    tox-uv>=1.16
+    tox-uv>=1.20.1
 env_list =
     py
     deps