chore: move from setuptools to hatch_build

packages are built with hatch instead of setuptools.
Translations catalogs are compiled at package build time, and before unit tests are
ran. Thus there is no need to keep them versioned in git anymore.

.dockerignore

@@ -14,9 +14,7 @@ CONTRIBUTORS
 docker-compose.*
 Dockerfile
 docs
-LICENSE
 Makefile
 MANIFEST.in
-README.md
 SECURITY.md
 tox.ini

.gitignore

@@ -1,5 +1,6 @@
 *.pyc
 *.egg-info
+*.mo
 dist
 .venv
 docs/_build/

Makefile

@@ -36,7 +36,7 @@ remove-install-stamp:
 update: remove-install-stamp install ## Update the dependencies
 
 .PHONY: serve
-serve: install ## Run the ihatemoney server
+serve: install build-translations ## Run the ihatemoney server
 	@echo 'Running ihatemoney on http://localhost:5000'
 	FLASK_DEBUG=1 FLASK_APP=ihatemoney.wsgi $(VENV)/bin/flask run --host=0.0.0.0
 
@@ -74,8 +74,8 @@ compress-assets: compress-showcase ## Compress static assets
 build-translations: ## Build the translations
 	$(VENV)/bin/pybabel compile -d ihatemoney/translations
 
-.PHONY: update-translations
-update-translations: ## Extract new translations from source code
+.PHONY: extract-translations
+extract-translations: ## Extract new translations from source code
 	$(VENV)/bin/pybabel extract --add-comments "I18N:" --strip-comments --omit-header --no-location --mapping-file ihatemoney/babel.cfg -o ihatemoney/messages.pot ihatemoney
 	$(VENV)/bin/pybabel update -i ihatemoney/messages.pot -d ihatemoney/translations/
 

docs/contributing.md

@@ -274,10 +274,9 @@ In order to issue a new release, follow the following steps:
 
         make compress-assets
 
--   Build the translations:
+-   Extract the translations:
 
-        make update-translations
-        make build-translations
+        make extract-translations
 
 -   If you're not completely sure of yourself at this point, you can
     optionally: create a new branch, push it, open a pull request, check

hatch_build.py

@@ -0,0 +1,11 @@
+import sys
+
+from hatchling.builders.hooks.plugin.interface import BuildHookInterface
+
+
+class CustomBuildHook(BuildHookInterface):
+    def initialize(self, version, build_data):
+        sys.path.insert(0, "./ihatemoney")
+        from babel_utils import compile_catalogs
+
+        compile_catalogs()

ihatemoney/babel_utils.py

@@ -0,0 +1,11 @@
+from pathlib import Path
+
+from babel.messages.frontend import compile_catalog
+
+
+def compile_catalogs():
+    cmd = compile_catalog()
+    cmd.directory = Path(__file__).parent / "translations"
+    cmd.statistics = True
+    cmd.finalize_options()
+    cmd.run()

ihatemoney/tests/conftest.py

@@ -3,10 +3,16 @@
 from flask import Flask
 import pytest
 
+from ihatemoney.babel_utils import compile_catalogs
 from ihatemoney.currency_convertor import CurrencyConverter
 from ihatemoney.run import create_app, db
 
 
+@pytest.fixture(autouse=True, scope="session")
+def babel_catalogs():
+    compile_catalogs()
+
+
 @pytest.fixture
 def app(request: pytest.FixtureRequest):
     """Create the Flask app with database"""

pyproject.toml

@@ -1,6 +1,6 @@
 [build-system]
-requires = ["setuptools", "setuptools-scm"]
-build-backend = "setuptools.build_meta"
+requires = ["hatchling"]
+build-backend = "hatchling.build"
 
 [project]
 name = "ihatemoney"
@@ -85,5 +85,18 @@ doc = [
 [project.scripts]
 ihatemoney = "ihatemoney.manage:cli"
 
-[tool.setuptools]
-packages = ["ihatemoney"]
+[tool.hatch.build.hooks.custom]
+dependencies = [
+    "Babel>=2.10.1"
+]
+
+[tool.hatch.build]
+artifacts = ["ihatemoney/translations/**/*.mo"]
+include = [
+    "ihatemoney/",
+    "LICENSE",
+    "CONTRIBUTORS",
+    "CHANGELOG.md",
+    "README.md",
+    "SECURITY.md",
+]

tox.ini

@@ -1,4 +1,5 @@
 [tox]
+isolated_build = true
 envlist = py312,py311,py310,py39,py38,py37,lint_docs
 skip_missing_interpreters = True