Add poetry

.github/renovate.json5

@@ -0,0 +1,5 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": ["github>canonical/data-platform//renovate_presets/charm.json5"],
+  "reviewers": ["team:data-platform-postgresql"],
+}

.github/workflows/ci.yaml

@@ -10,21 +10,8 @@ on:
   pull_request:
 
 jobs:
-  lint:
     name: Lint
-    runs-on: ubuntu-latest
-    timeout-minutes: 5
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Install tox
-        run: pipx install tox
-      - name: Run linters
-        run: tox run -e lint
-
-  build:
-    name: Build snap
-    uses: canonical/data-platform-workflows/.github/workflows/[email protected]
+    uses: canonical/data-platform-workflows/.github/workflows/[email protected]
 
   smoke:
     name: Smoke test snap

.github/workflows/release.yaml

@@ -10,6 +10,8 @@ on:
   push:
     branches:
       - 14/edge
+    paths:
+      - snap
 
 jobs:
   build:

pyproject.toml

@@ -0,0 +1,26 @@
+# Copyright 2024 Canonical Ltd.
+# See LICENSE file for licensing details.
+
+[tool.poetry]
+package-mode = false
+
+[tool.poetry.dependencies]
+python = "^3.10"
+
+[tool.poetry.group.format]
+optional = true
+
+[tool.poetry.group.format.dependencies]
+
+[tool.poetry.group.lint]
+optional = true
+
+[tool.poetry.group.lint.dependencies]
+yamllint = "^1.35.1"
+
+[tool.poetry.group.unit]
+optional = true
+
+[tool.poetry.group.unit.dependencies]
+pytest = "^8.3.2"
+pyyaml = "^6.0.2"

tox.ini

@@ -1,29 +1,29 @@
 [tox]
-requires =
-	tox>=4
-env_list = lint
+no_package = True
+env_list = lint,smoke
 
 [testenv]
 setenv =
 	version=14.0
 	channel=14.0/edge
 	vm-repo=https://github.com/canonical/postgresql-operator.git
+allowlist_externals =
+    poetry
 
 [testenv:lint]
-description = run linters
-skip_install = true
-deps =
-	yamllint
-commands = 
-	yamllint --no-warnings ./snap/
+description = Check code against coding style standards
+allowlist_externals =
+    {[testenv]allowlist_externals}
+    find
+commands_pre =
+    poetry install --only lint,format --no-root
+commands =
+    poetry check --lock
+    poetry run yamllint --no-warnings ./snap/
 
 [testenv:smoke]
 description = smoke test for snap
-skip_install = true
-deps =
-	pytest
-	pyyaml
-allowlist_externals =
-	pytest
+commands_pre =
+    poetry install --only unit --no-root
 commands =
-	pytest -vv --no-header --tb native --log-cli-level=INFO tests/test_smoke.py -s
+    poetry run pytest -vv --no-header --tb native --log-cli-level=INFO tests/test_smoke.py -s