def _set_future_reserved(env, key, value):
    env._dict[key] = value
    msg = "`$%s' will be reserved in a future release and setting it will become ignored"
    SCons.Warnings.warn(SCons.Warnings.FutureReservedVariableWarning, key % msg)
dataset/ETHPy150Open kayhayen/Nuitka/nuitka/build/inline_copy/lib/scons-2.3.2/SCons/Environment.py/_set_future_reserved/swapped operands of `%`