Add pep440 version_type for version test (#78308)

changelogs/fragments/pep440-version-type.yml

@@ -0,0 +1,3 @@
+minor_changes:
+- Jinja version test - Add pep440 version_type for version test.
+  (https://github.com/ansible/ansible/issues/78288)

docs/docsite/rst/playbook_guide/playbooks_tests.rst

@@ -169,7 +169,19 @@ As of Ansible 2.11 the ``version`` test accepts a ``version_type`` parameter whi
 
 .. code-block:: console
 
-    loose, strict, semver, semantic
+    loose, strict, semver, semantic, pep440
+
+``loose``
+  This type corresponds to the Python ``distutils.version.LooseVersion`` class. All version formats are valid for this type. The rules for comparison are simple and predictable, but may not always give expected results.
+
+``strict``
+  This type corresponds to the Python ``distutils.version.StrictVersion`` class. A version number consists of two or three dot-separated numeric components, with an optional "pre-release" tag on the end. The pre-release tag consists of a single letter 'a' or 'b' followed by a number.  If the numeric components of two version numbers are equal, then one with a pre-release tag will always be deemed earlier (lesser) than one without.
+
+``semver``/``semantic``
+  This type implements the `Semantic Version <https://semver.org>`_ scheme for version comparison.
+
+``pep440``
+  This type implements the Python `PEP-440 <https://peps.python.org/pep-0440/>`_ versioning rules for version comparison. Added in version 2.14.
 
 Using ``version_type`` to compare a semantic version would be achieved like the following
 
@@ -177,6 +189,12 @@ Using ``version_type`` to compare a semantic version would be achieved like the
 
     {{ sample_semver_var is version('2.0.0-rc.1+build.123', 'lt', version_type='semver') }}
 
+In Ansible 2.14, the ``pep440`` option for ``version_type`` was added, and the rules of this type are defined in `PEP-440 <https://peps.python.org/pep-0440/>`_. The following example showcases how this type can differentiate pre-releases as being less than a general release.
+
+.. code-block:: yaml+jinja
+
+   {{ '2.14.0rc1' is version('2.14.0', 'lt', version_type='pep440') }}
+
 When using ``version`` in a playbook or role, don't use ``{{ }}`` as described in the `FAQ <https://docs.ansible.com/ansible/latest/reference_appendices/faq.html#when-should-i-use-also-how-to-interpolate-variables-or-dynamic-variable-names>`_
 
 .. code-block:: yaml

lib/ansible/plugins/test/core.py

@@ -32,6 +32,12 @@ from ansible.module_utils.parsing.convert_bool import boolean
 from ansible.utils.display import Display
 from ansible.utils.version import SemanticVersion
 
+try:
+    from packaging.version import Version as PEP440Version
+    HAS_PACKAGING = True
+except ImportError:
+    HAS_PACKAGING = False
+
 display = Display()
 
 
@@ -165,6 +171,7 @@ def version_compare(value, version, operator='eq', strict=None, version_type=Non
         'strict': StrictVersion,
         'semver': SemanticVersion,
         'semantic': SemanticVersion,
+        'pep440': PEP440Version,
     }
 
     if strict is not None and version_type is not None:
@@ -176,6 +183,9 @@ def version_compare(value, version, operator='eq', strict=None, version_type=Non
     if not version:
         raise errors.AnsibleFilterError("Version parameter to compare against cannot be empty")
 
+    if version_type == 'pep440' and not HAS_PACKAGING:
+        raise errors.AnsibleFilterError("The pep440 version_type requires the Python 'packaging' library")
+
     Version = LooseVersion
     if strict:
         Version = StrictVersion

lib/ansible/plugins/test/version.yml

@@ -0,0 +1,81 @@
+DOCUMENTATION:
+  name: version
+  author: Ansible Core
+  version_added: "1.6"
+  short_description: compare version strings
+  description:
+    - Compare version strings using various versioning schemes
+  options:
+    _input:
+      description: Left hand version to compare
+      type: string
+      required: True
+    version:
+      description: Right hand version to compare
+      type: string
+      required: True
+    operator:
+      description: Comparison operator
+      type: string
+      required: False
+      choices:
+        - ==
+        - '='
+        - eq
+        - <
+        - lt
+        - <=
+        - le
+        - '>'
+        - gt
+        - '>='
+        - ge
+        - '!='
+        - <>
+        - ne
+      default: eq
+    strict:
+      description: Whether to use strict version scheme. Mutually exclusive with C(version_type)
+      type: boolean
+      required: False
+      default: False
+    version_type:
+      description: Version scheme to use for comparison. Mutually exclusive with C(strict). See C(notes) for descriptions on the version types.
+      type: string
+      required: False
+      choices:
+        - loose
+        - strict
+        - semver
+        - semantic
+        - pep440
+      default: loose
+  notes:
+    - C(loose) - This type corresponds to the Python C(distutils.version.LooseVersion) class. All version formats are valid for this type. The rules for comparison are simple and predictable, but may not always give expected results.
+    - C(strict) - This type corresponds to the Python C(distutils.version.StrictVersion) class. A version number consists of two or three dot-separated numeric components, with an optional "pre-release" tag on the end. The pre-release tag consists of a single letter C(a) or C(b) followed by a number.  If the numeric components of two version numbers are equal, then one with a pre-release tag will always be deemed earlier (lesser) than one without.
+    - C(semver)/C(semantic) - This type implements the L(Semantic Version,https://semver.org) scheme for version comparison.
+    - C(pep440) - This type implements the Python L(PEP-440,https://peps.python.org/pep-0440/) versioning rules for version comparison. Added in version 2.14.
+EXAMPLES: |
+  - name: version test examples
+    assert:
+      that:
+        - "'1.0' is version_compare('1.0', '==')"  # old name
+        - "'1.0' is version('1.0', '==')"
+        - "'1.0' is version('2.0', '!=')"
+        - "'1.0' is version('2.0', '<')"
+        - "'2.0' is version('1.0', '>')"
+        - "'1.0' is version('1.0', '<=')"
+        - "'1.0' is version('1.0', '>=')"
+        - "'1.0' is version_compare('1.0', '==', strict=true)"  # old name
+        - "'1.0' is version('1.0', '==', strict=true)"
+        - "'1.0' is version('2.0', '!=', strict=true)"
+        - "'1.0' is version('2.0', '<', strict=true)"
+        - "'2.0' is version('1.0', '>', strict=true)"
+        - "'1.0' is version('1.0', '<=', strict=true)"
+        - "'1.0' is version('1.0', '>=', strict=true)"
+        - "'1.2.3' is version('2.0.0', 'lt', version_type='semver')"
+        - "'2.14.0rc1' is version('2.14.0', 'lt', version_type='pep440')"
+RETURN:
+  _value:
+    description: Returns C(True) or C(False) depending on the outcome of the comparison.
+    type: boolean

lib/ansible/plugins/test/version_compare.yml

@@ -0,0 +1 @@
+version.yml

test/integration/targets/test_core/tasks/main.yml

@@ -271,6 +271,7 @@
       - "'1.0' is version('1.0', '<=', true)"
       - "'1.0' is version('1.0', '>=', true)"
       - "'1.2.3' is version('2.0.0', 'lt', version_type='semver')"
+      - "'2.14.0rc1' is version('2.14.0', 'lt', version_type='pep440')"
       - version_bad_operator is failed
       - version_bad_value is failed
       - version_strict_version_type is failed