feat: enforce Python 3.12

pyproject.toml

@@ -24,10 +24,9 @@ packages = [
 ]
 
 [tool.poetry.scripts]
-zxb = 'src.libzxbc.zxb:main'
-zxbc = 'src.libzxbc.zxb:main'
-zxbasm = 'src.libzxbasm.zxbasm:main'
-zxbpp = 'src.libzxbpp.zxbpp:entry_point'
+zxbc = 'src.zxbc:main'
+zxbasm = 'src.zxbasm.zxbasm:main'
+zxbpp = 'src.zxbpp.zxbpp:entry_point'
 
 [tool.poetry.dependencies]
 python = "^3.12"

src/api/config.py

@@ -15,7 +15,7 @@
 from collections.abc import Callable
 from enum import Enum
 
-from src.api import errmsg, global_, options
+from src.api import errmsg, global_, options, python_version_check
 from src.api.options import ANYTYPE, Action
 
 # The options container
@@ -181,6 +181,7 @@ def save_config_into_file(
 
 def init() -> None:
     """Default Options and Compilation Flags"""
+    python_version_check.init()
     OPTIONS(Action.CLEAR)
 
     OPTIONS(Action.ADD, name=OPTION.OUTPUT_FILENAME, type=str)

src/api/python_version_check.py

@@ -0,0 +1,12 @@
+import sys
+from typing import Final
+
+MINIMUM_REQUIRED_PYTHON_VERSION: Final[tuple[int, int]] = (3, 12)
+
+
+def init():
+    if sys.version_info < MINIMUM_REQUIRED_PYTHON_VERSION:
+        sys.exit("Python 3.12 or later is required.")
+
+
+init()

src/zxbpp/zxbpp.py

@@ -971,8 +971,7 @@ def entry_point(args=None):
     config.OPTIONS.expected_warnings = options.expect_warnings
 
     if options.arch not in arch.AVAILABLE_ARCHITECTURES:
-        parser.error(f"Invalid architecture '{options.arch}'")
-        return 2
+        parser.error(f"Invalid architecture '{options.arch}'")  # Exits with error
 
     config.OPTIONS.architecture = options.arch