Add python packaging

Author: Julian Vanden Broeck

Dockerfile

@@ -6,8 +6,6 @@ RUN apk add --no-cache python3 python3-dev py3-pip gcc jq \
 
 RUN python3 -m venv --upgrade-deps /opt/venv
 
-COPY requirements.txt /opt
-COPY ansible_collection_helper.py /opt/
-COPY templates /opt/templates/
-
-RUN /opt/venv/bin/pip install -r /opt/requirements.txt
+COPY . /usr/local/src/ansible_collection_helper
+RUN /opt/venv/bin/pip install --no-cache-dir /usr/local/src/ansible_collection_helper &&\
+	rm -rf /usr/local/src/ansible_collection_helper

pyproject.toml

@@ -0,0 +1,43 @@
+# SPDX-FileCopyrightText: 2024 Dalibo
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+[build-system]
+requires = ["setuptools >= 61.0", "setuptools-scm>=8"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "ansible_collection_helper"
+description = "Helper to manage Ansible collection"
+readme = "README.md"
+requires-python = ">=3.11, <4"
+license = { text = "GPLv3" }
+authors = [{ name = "Dalibo SCOP", email = "contact@dalibo.com" }]
+keywords = [
+    "ansible",
+    "command-line",
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "Intended Audience :: System Administrators",
+    "Topic :: System :: Systems Administration",
+    "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3 :: Only",
+]
+dynamic = ["version", "dependencies"]
+
+[tool.setuptools.dynamic]
+dependencies = {file = ["requirements.txt"]}
+
+[project.urls]
+Source = "https://github.com/dalibo/docker-dind-molecule/"
+Tracker = "https://github.com/dalibo/docker-dind-molecule/"
+
+
+[project.scripts]
+ansible_collection_helper = "ansible_collection_helper:helper.main"
+
+[tool.setuptools_scm]

src/ansible_collection_helper/__init__.py

@@ -9,9 +9,15 @@
 
 import yaml
 from ansible.cli.doc import DocCLI
-from jinja2 import Environment, FileSystemLoader
+from jinja2 import Environment, PackageLoader
 
-env = Environment(loader=FileSystemLoader((Path(__file__).parent / "templates")))
+from . import __name__ as pkgname
+
+env = Environment(
+    loader=PackageLoader(package_name=pkgname, package_path="templates"),
+    trim_blocks=True,
+    lstrip_blocks=True,
+)
 template = env.get_template("readme.jinja2")