Merge pull request adafruit#9368 from FoamyGuy/board_stubs_initpy

enforce min py3.9 for setboard. create init.py in board-stubs

Author: dhalbert

Makefile

@@ -274,6 +274,8 @@ stubs:
 	@$(PYTHON) tools/board_stubs/build_board_specific_stubs/board_stub_builder.py
 	@cp -r tools/board_stubs/circuitpython_setboard circuitpython-stubs/circuitpython_setboard
 	@$(PYTHON) -m build circuitpython-stubs
+	@touch circuitpython-stubs/board/__init__.py
+	@touch circuitpython-stubs/board_definitions/__init__.py
 
 .PHONY: check-stubs
 check-stubs: stubs

tools/board_stubs/circuitpython_setboard/__init__.py

@@ -1,8 +1,14 @@
 # SPDX-FileCopyrightText: 2024 Tim Cocks
 #
 # SPDX-License-Identifier: MIT
-import argparse
 import sys
+
+version_info = sys.version_info
+if version_info.major < 3 or (version_info.major == 3 and version_info.minor < 9):
+    sys.stdout.write("Python 3.9 is the minimum supported version for board specific stubs.\n")
+    sys.exit(0)
+
+import argparse
 import shutil
 from collections import defaultdict
 from importlib import resources