Use importlib.metadata on python3.8+ and importlib_metadata for every…

…thing up to and including python3.7

Signed-off-by: miigotu <miigotu@gmail.com>

docs/conf.py

@@ -17,7 +17,10 @@
 import subprocess
 import sys
 
-import pkg_resources
+try:
+    from importlib.metadata import version  # noqa
+except ImportError:
+    from importlib_metadata import version  # noqa
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -66,7 +69,7 @@
 # the repository hasn't been changed prior to installation).
 # https://github.com/pypa/setuptools_scm#usage-from-sphinx
 if os.environ.get("READTHEDOCS") == "True":
-    version = pkg_resources.get_distribution(project).version
+    version = version(project)
 else:
     # The project root is the parent directory
     root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

pymediainfo/__init__.py

@@ -12,12 +12,15 @@
 import xml.etree.ElementTree as ET
 from typing import Any, Dict, List, Optional, Tuple, Union
 
-from pkg_resources import DistributionNotFound, get_distribution
+try:
+    from importlib.metadata import version, PackageNotFoundError  # noqa
+except ImportError:
+    from importlib_metadata import version, PackageNotFoundError  # noqa
 
 try:
-    __version__ = get_distribution("pymediainfo").version
-except DistributionNotFound:
-    pass
+    __version__ = version("pymediainfo")
+except PackageNotFoundError:
+    __version__ = ''
 
 
 class Track:

setup.py

@@ -52,7 +52,7 @@ def get_tag(self):
     use_scm_version=True,
     python_requires=">=3.6",
     setup_requires=["setuptools_scm"],
-    install_requires=["setuptools"],
+    install_requires=['importlib_metadata; python_version<"3.8"'],
     package_data={'pymediainfo': bin_files},
     cmdclass=cmdclass,
     classifiers=[