chore(dependencies): add packaging dependency

With packaging we have better support for parsing package information.

packaging is slated to become independent of setuptools and
pkg_resources.

Additionally, it is better supported by mypy.

Add dependency also in mypy for pre-commit.

.pre-commit-config.yaml

@@ -109,6 +109,7 @@ repos:
       #     pytorch-lightning>=1.4.5,
       #     sqlalchemy>=1.4.22,
       #     torch>=1.9,
+        "packaging==21.0",
         "sqlalchemy[mypy]==1.4.22",
         "types-setuptools==57.4.2",
         "types-pkg-resources==0.1.3",

pyproject.toml

@@ -25,11 +25,12 @@
     dependencies = [
         # for pkg_resources, to parse version info from optional requirements
         "setuptools >= 58.0",
+        "packaging >= 20.0",
     ]
 
     [[project.author]]
         name = "Alessio Colucci"
-        email = "alessio.colucci@pm.me"
+        email = "pm@alexei95.aleeas.com"
 
 
 [project.license]

setup.py

@@ -33,6 +33,7 @@
         # dependencies
         install_requires=[
             "setuptools >= 58.0",
+            "packaging >= 20.0",
         ],
         extras_require={
             "full": [