import sys
from numba.core.utils import _RedirectSubpackage
from numba.core import config

if config.USE_LEGACY_TYPE_SYSTEM:
    sys.modules[__name__] = _RedirectSubpackage(
        locals(),
        "numba.core.typing.old_mathdecl"
    )
else:
    sys.modules[__name__] = _RedirectSubpackage(
        locals(),
        "numba.core.typing.new_mathdecl"
    )