Update build setup and dependencies

.gitignore

@@ -0,0 +1,3 @@
+dist/
+__pycache__/
+*.egg-info/

MANIFEST.in

@@ -0,0 +1,3 @@
+include sphinxemoji/*.json
+include sphinxemoji/*.css
+include sphinxemoji/*.js

README.rst

@@ -28,22 +28,37 @@ Then you can use emoji code replacements by writing them between bars:
 
    Don't you love it? |:heart_eyes:|
 
-If you want a consistent emoji style, you can set it in your ``conf.py`` file:
+You can find the list of all supported emoji codes `in the project's documentation page
+<https://sphinxemojicodes.readthedocs.io/#supported-codes>`_.
+
+
+Configuration
+-------------
+
+If you want a consistent emoji style instead of using the browser's default,
+you can set it in your ``conf.py`` file:
 
 .. code:: python
 
    sphinxemoji_style = 'twemoji'
 
-By default twemoji is obtained from a CDN. If you want to specify your own
+By default Twemoji is obtained from a CDN. If you want to specify your own
 source location (be it local or from another CDN), you can do so via the ``conf.py`` file:
 
 .. code:: python
 
    sphinxemoji_source = 'https://unpkg.com/twemoji@latest/dist/twemoji.min.js'
    # or: sphinxemoji_source = 'my-local-twemoji.min.js'
 
-You can find the list of all supported emoji codes `in the project's documentation page
-<https://sphinxemojicodes.readthedocs.io/#supported-codes>`_.
+
+Build
+-----
+
+You can build this package by running this command from the root directory:
+
+.. code::
+
+   python -m build
 
 
 Notes

pyproject.toml

@@ -0,0 +1,35 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "sphinxemoji"
+description = "An extension to use emoji codes in your Sphinx documentation"
+dynamic = ["version"]
+authors = [
+    {name = "Miguel Sánchez de León Peque", email = "peque@neosit.es"},
+]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Developers",
+    "Topic :: Documentation",
+    "Topic :: Software Development",
+    "Topic :: Utilities",
+    "License :: OSI Approved :: BSD License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python :: 3",
+    "Framework :: Sphinx :: Extension",
+]
+dependencies = [
+    "sphinx>=4.0",
+]
+requires-python = ">=3.9"
+
+[project.urls]
+Homepage = "https://sphinxemojicodes.readthedocs.io"
+Repository = "https://github.com/sphinx-contrib/emojicodes"
+Documentation = "https://sphinxemojicodes.readthedocs.io"
+Issues = "https://github.com/sphinx-contrib/emojicodes/issues"
+
+[tool.setuptools.dynamic]
+version = {attr = "sphinxemoji.__version__"}

setup.py

@@ -3,38 +3,4 @@
 """
 from setuptools import setup
 
-from sphinxemoji import __version__
-
-
-setup(
-    name='sphinxemoji',
-    version=__version__,
-    description='An extension to use emoji codes in your Sphinx documentation',
-    long_description="""TODO""",
-    url='https://github.com/sphinx-contrib/emojicodes',
-    author='Miguel Sánchez de León Peque',
-    author_email='peque@neosit.es',
-    license='BSD License',
-    classifiers=[
-        'Development Status :: 4 - Beta',
-        'Intended Audience :: Developers',
-        'Topic :: Documentation',
-        'Topic :: Software Development',
-        'Topic :: Utilities',
-        'License :: OSI Approved :: BSD License',
-        'Operating System :: OS Independent',
-        'Programming Language :: Python :: 3',
-        'Framework :: Sphinx :: Extension',
-    ],
-    packages=['sphinxemoji'],
-    package_data={
-        'sphinxemoji': [
-            'codes.json',
-            'twemoji.css',
-            'twemoji.js',
-        ],
-    },
-    install_requires=[
-        'sphinx>=1.8',
-    ],
-)
+setup()

sphinxemoji/sphinxemoji.py

@@ -1,6 +1,6 @@
 import os
 import json
-from pkg_resources import resource_filename
+from importlib import resources
 
 from docutils import nodes
 from docutils.utils import new_document
@@ -32,7 +32,7 @@ def load_emoji_codes():
     - Original issue: https://github.com/sphinx-doc/sphinx/issues/8276
     - New issue: https://sourceforge.net/p/docutils/feature-requests/79/
     """
-    fname = resource_filename(__name__, 'codes.json')
+    fname = resources.files('sphinxemoji') / 'codes.json'
     with open(fname, encoding='utf-8') as fp:
         codes = json.load(fp)
 
@@ -81,8 +81,8 @@ def apply(self):
 
 def copy_asset_files(app, exc):
     asset_files = [
-        resource_filename(__name__, 'twemoji.js'),
-        resource_filename(__name__, 'twemoji.css'),
+        resources.files('sphinxemoji') / 'twemoji.js',
+        resources.files('sphinxemoji') / 'twemoji.css',
     ]
     if exc is None:  # build succeeded
         for path in asset_files:
@@ -92,10 +92,11 @@ def copy_asset_files(app, exc):
 def setup(app):
     app.connect('build-finished', copy_asset_files)
     style = app.config._raw_config.get('sphinxemoji_style')
-    source = app.config._raw_config.get('sphinxemoji_source', emoji_styles[style]['source'])
     if style in emoji_styles:
+        files = emoji_styles[style]
+        source = app.config._raw_config.get('sphinxemoji_source', files['source'])
         app.add_js_file(source)
-        for fname in emoji_styles[style]['libs']:
+        for fname in files['libs']:
             if fname.endswith('.js'):
                 app.add_js_file(fname)
             elif fname.endswith('.css'):