Remove support for Python 3.8 (#288)

* Remove support for Python 3.8

* Typing simplified - List replaced with list

Author: eduardo-rodrigues

.github/workflows/main.yml

@@ -27,7 +27,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.12"

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 name = "hepunits"
 description = "Units and constants in the HEP system of units"
 readme = "README.rst"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 authors = [
     { name = "Eduardo Rodrigues", email = "[email protected]" },
 ]
@@ -28,7 +28,6 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",

src/hepunits/__init__.py

@@ -1,8 +1,5 @@
 # Licensed under a 3-clause BSD style license, see LICENSE.
 
-# Convenient access to the version number
-from typing import List
-
 from . import constants, units
 from ._version import version as __version__
 from .constants.constants import (
@@ -596,5 +593,5 @@
 )
 
 
-def __dir__() -> List[str]:  # pragma: no cover
+def __dir__() -> list[str]:  # pragma: no cover
     return list(__all__)

src/hepunits/constants/__init__.py

@@ -1,7 +1,5 @@
 # Licensed under a 3-clause BSD style license, see LICENSE.
 
-from typing import List
-
 from . import constants
 from .constants import (
     Avogadro,
@@ -57,5 +55,5 @@
 )
 
 
-def __dir__() -> List[str]:
+def __dir__() -> list[str]:
     return list(__all__)

src/hepunits/constants/constants.py

@@ -29,7 +29,6 @@
 # -----------------------------------------------------------------------------
 
 from math import pi
-from typing import List
 
 from ..units.units import e_SI, electronvolt, eplus, joule, kelvin, m, mole, s
 
@@ -100,5 +99,5 @@
 k_Boltzmann = 1.380649e-23 * joule / kelvin
 
 
-def __dir__() -> List[str]:
+def __dir__() -> list[str]:
     return list(__all__)

src/hepunits/units/__init__.py

@@ -1,7 +1,5 @@
 # Licensed under a 3-clause BSD style license, see LICENSE.
 
-from typing import List
-
 from . import prefixes, units
 from .prefixes import (
     atto,
@@ -552,5 +550,5 @@
 )
 
 
-def __dir__() -> List[str]:
+def __dir__() -> list[str]:
     return list(__all__)

src/hepunits/units/prefixes.py

@@ -54,8 +54,6 @@
 # -----------------------------------------------------------------------------
 # SI prefixes
 # -----------------------------------------------------------------------------
-from typing import List
-
 quetta = 1.0e30
 ronna = 1.0e27
 yotta = 1.0e24
@@ -99,5 +97,5 @@
 googol = 1.0e100
 
 
-def __dir__() -> List[str]:
+def __dir__() -> list[str]:
     return list(__all__)

src/hepunits/units/units.py

@@ -67,7 +67,6 @@
 """
 
 from math import pi as _pi
-from typing import List
 
 from . import prefixes as _pre
 
@@ -715,5 +714,5 @@
 )
 
 
-def __dir__() -> List[str]:
+def __dir__() -> list[str]:
     return list(__all__)