Replace pkg_resources and bump Python version requirements

.github/dependabot.yml

@@ -5,3 +5,7 @@ updates:
     schedule:
       # Check for updates once a week
       interval: 'weekly'
+    groups:
+      actions:
+        patterns:
+          - "*"

.github/workflows/ci.yaml

@@ -33,7 +33,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
     steps:
       - uses: actions/checkout@v5
       - uses: conda-incubator/setup-miniconda@v3

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 100
-target-version = ['py38']
+target-version = ['py39']
 skip-string-normalization = true
 
 [tool.check-manifest]

pythia_datasets/__init__.py

@@ -1,12 +1,12 @@
 #!/usr/bin/env python3
 # flake8: noqa
 """Top-level module for pythia-datasets ."""
-from pkg_resources import DistributionNotFound, get_distribution
+from importlib.metadata import version as _version
 
 from .datasets import DATASETS, locate
 
 try:
-    __version__ = get_distribution(__name__).version
-except DistributionNotFound:  # pragma: no cover
+    __version__ = _version(__name__)
+except Exception:  # pragma: no cover
     # package is not installed
     __version__ = 'unknown'  # pragma: no cover

pythia_datasets/datasets.py

@@ -1,4 +1,5 @@
-import pkg_resources
+from importlib.resources import files
+
 import pooch
 
 DATASETS = pooch.create(
@@ -7,7 +8,8 @@
     env='PYTHIA_DATASETS_DIR',
 )
 
-with pkg_resources.resource_stream('pythia_datasets', 'registry.txt') as registry_file:
+ref = files('pythia_datasets').joinpath('registry.txt')
+with ref.open('rb') as registry_file:
     DATASETS.load_registry(registry_file)
 
 

setup.cfg

@@ -8,7 +8,7 @@ extend-ignore = E203,E501,E402,W605
 
 [isort]
 known_first_party=pythia_datasets
-known_third_party=pkg_resources,pooch,setuptools
+known_third_party=pooch,setuptools
 multi_line_output=3
 include_trailing_comma=True
 force_grid_wrap=0

setup.py

@@ -12,15 +12,17 @@
 setup(
     maintainer='Project Pythia Team',
     maintainer_email='',
-    python_requires='>=3.7',
+    python_requires='>=3.9',
     classifiers=[
         'Development Status :: 2 - Pre-Alpha',
         'License :: OSI Approved :: Apache Software License',
         'Natural Language :: English',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.7',
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'Topic :: Scientific/Engineering',
         'Operating System :: OS Independent',
         'Intended Audience :: Science/Research',