#222: Fix 'poetry' attribute missing

Author: mtkennerly

.github/workflows/main.yaml

@@ -77,7 +77,8 @@ jobs:
           - '3.10'
           - '3.11'
         poetry-version:
-          - '2.0.0'
+          - '2.0.1'
+          - '2.1.1'
         unlocked:
           - false
         include:

CHANGELOG.md

@@ -1,3 +1,8 @@
+## Unreleased
+
+* Fixed:
+  * Possible `object has no attribute 'poetry'` error in some projects.
+
 ## v1.8.1 (2025-03-24)
 
 * Fixed:

poetry_dynamic_versioning/plugin.py

@@ -179,7 +179,12 @@ def _apply_version(self, event: ConsoleCommandEvent, kind: str, dispatcher: Even
 
         io = _should_apply_with_io(event.command.name)
 
-        _apply_version_via_plugin(event.command.poetry, io=io)
+        if hasattr(event.command, "poetry"):
+            poetry_instance = event.command.poetry
+        else:
+            poetry_instance = self._application.poetry
+
+        _apply_version_via_plugin(poetry_instance, io=io)
         _patch_dependency_versions(io)
 
     def _revert_version(self, event: ConsoleCommandEvent, kind: str, dispatcher: EventDispatcher) -> None:

tests/test_integration.py

@@ -311,3 +311,11 @@ def test_pep621_without_dynamic_version():
     pyproject = tomlkit.parse(DUMMY_PEP621_PYPROJECT.read_bytes().decode("utf-8"))
     assert "version" not in pyproject["project"]
     assert '__version__ = "0.0.0"' in (DUMMY_PEP621 / "project_pep621" / "__init__.py").read_bytes().decode("utf-8")
+
+
+def test__command_interop():
+    # Just make sure these don't fail with the plugin installed.
+    folders = [ROOT, ROOT / "tests" / "dependency-dynamic"]
+
+    for folder in folders:
+        run("poetry list", where=folder)