from __future__ import annotations

import sys
from importlib.metadata import PackageNotFoundError, version

__version__: str

try:
    __version__ = version("chia-blockchain")
except (PackageNotFoundError, KeyError):
    __version__ = "unknown"

if __version__ is None:
    __version__ = "unknown"

try:
    assert False
except AssertionError:
    pass
else:
    raise Exception("asserts are not working and _must_ be enabled, do not run with an optimized build of python")

if not getattr(sys, "_is_gil_enabled", lambda: True)():
    raise Exception("freethreading is not supported, do not run with a freethreaded build of python")