Use poetry v2 (#199)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Carl Csaposs <carl.csaposs@canonical.com>

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -30,7 +30,7 @@ jobs:
 
   unit-test:
     name: Unit test charm
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04  # TODO: use ubuntu-latest after fixing pathlib issue on python 3.12
     timeout-minutes: 5
     steps:
       - name: Checkout
@@ -66,7 +66,7 @@ jobs:
 
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v24.0.0
+    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v24.0.6
     with:
       # Use of cache blocked by https://github.com/canonical/charmcraft/issues/1456
       # Details: https://github.com/canonical/charmcraftcache/issues/3

.github/workflows/release.yaml

@@ -15,14 +15,14 @@ jobs:
 
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v24.0.0
+    uses: canonical/data-platform-workflows/.github/workflows/build_charm.yaml@v24.0.6
 
   release:
     name: Release charm
     needs:
       - ci-tests
       - build
-    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v24.0.0
+    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v24.0.6
     with:
       channel: dpe/edge
       artifact-prefix: ${{ needs.build.outputs.artifact-prefix }}

.github/workflows/sync_docs.yaml

@@ -10,7 +10,7 @@ on:
 jobs:
   sync-docs:
     name: Sync docs from Discourse
-    uses: canonical/data-platform-workflows/.github/workflows/sync_docs.yaml@v24.0.0
+    uses: canonical/data-platform-workflows/.github/workflows/sync_docs.yaml@v24.0.6
     with:
       reviewers: a-velasco
     permissions:

charmcraft.yaml

@@ -45,10 +45,20 @@ parts:
       - pkg-config
     override-build: |
       rustup default stable
+      
+      # Use uv to install poetry so that a newer version of Python can be installed if needed by poetry
+      curl --proto '=https' --tlsv1.2 -LsSf https://github.com/astral-sh/uv/releases/download/0.5.15/uv-installer.sh | sh  # renovate: charmcraft-uv-latest
+      # poetry 2.0.0 requires Python >=3.9
+      if ! "$HOME/.local/bin/uv" python find '>=3.9'
+      then
+        # Use first Python version that is >=3.9 and available in an Ubuntu LTS
+        # (to reduce the number of Python versions we use)
+        "$HOME/.local/bin/uv" python install 3.10.12  # renovate: charmcraft-python-ubuntu-22.04
+      fi
+      "$HOME/.local/bin/uv" tool install --no-python-downloads --python '>=3.9' poetry==2.0.0 --with poetry-plugin-export==1.8.0  # renovate: charmcraft-poetry-latest
 
       # Convert subset of poetry.lock to requirements.txt
-      curl -sSL https://install.python-poetry.org | python3 -
-      /root/.local/bin/poetry export --only main,charm-libs --output requirements.txt
+      "$HOME/.local/bin/poetry" export --only main,charm-libs --output requirements.txt
 
       craftctl default
     stage:

poetry.lock

@@ -2,11 +2,8 @@
 # See LICENSE file for licensing details.
 
 [tool.poetry]
-# Charm is not packed as a standard Python package; this information is not used
-name = "charm"
-version = "0.1.0"
-description = ""
-authors = []
+package-mode = false
+requires-poetry = ">=2.0.0"
 
 [tool.poetry.dependencies]
 python = "^3.8.6"  # ^3.8.6 required by juju
@@ -55,9 +52,9 @@ pytest-mock = "^3.14.0"
 [tool.poetry.group.integration.dependencies]
 pytest = "^8.2.2"
 pytest-operator = "^0.35.0"
-pytest-operator-cache = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.0", subdirectory = "python/pytest_plugins/pytest_operator_cache"}
-pytest-operator-groups = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.0", subdirectory = "python/pytest_plugins/pytest_operator_groups"}
-pytest-github-secrets = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.0", subdirectory = "python/pytest_plugins/github_secrets"}
+pytest-operator-cache = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.6", subdirectory = "python/pytest_plugins/pytest_operator_cache"}
+pytest-operator-groups = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.6", subdirectory = "python/pytest_plugins/pytest_operator_groups"}
+pytest-github-secrets = {git = "https://github.com/canonical/data-platform-workflows", tag = "v24.0.6", subdirectory = "python/pytest_plugins/github_secrets"}
 juju = "^3.6.0.0"
 mysql-connector-python = "~8.0.33"
 tenacity = "^8.5.0"

pyproject.toml

@@ -22,7 +22,7 @@ description = Apply coding style standards to code
 commands_pre =
     poetry install --only format
 commands =
-    poetry lock --no-update
+    poetry lock
     poetry run ruff check --fix {[vars]all_path}
     poetry run ruff format {[vars]all_path}
 
@@ -50,8 +50,6 @@ commands =
 description = Run integration tests
 set_env =
     {[testenv]set_env}
-    # Workaround for https://github.com/python-poetry/poetry/issues/6958
-    POETRY_INSTALLER_PARALLEL = false
     LIBJUJU_VERSION_SPECIFIER = {env:LIBJUJU_VERSION_SPECIFIER:3.2.2}
 pass_env =
     CI