Fix missing dependencies when retrieving version from package metadat…

…a. (#392)

Co-authored-by: Guillermo-N <[email protected]>

pykeepass/version.py

@@ -1,5 +1,10 @@
 __all__= ["__version__"]
 
-# FIXME: switch to using importlib.metadata when dropping Python<=3.7
-import pkg_resources
-__version__ = pkg_resources.get_distribution('pykeepass').version
+try:
+    # Retrieval of metadata version for Python 3.8 and above
+    from importlib.metadata import version
+    __version__ = version('pykeepass')
+except ImportError:
+    # Fallback for older Python versions (< 3.8)
+    from pkg_resources import get_distribution
+    __version__ = get_distribution('pykeepass').version

pyproject.toml

@@ -10,6 +10,7 @@ authors = [
 license = {text = "GPL-3.0"}
 keywords = ["vault", "keepass"]
 dependencies = [
+    "setuptools; python_version<'3.8'",
     "construct>=2.10.53",
     "argon2_cffi>=18.1.0",
     "pycryptodomex>=3.6.2",