def allow_interpreter_mode(fn):
 @functools.wraps(fn)
 def _core(*args, **kws):
  config.COMPATIBILITY_MODE = True
  try:
   fn(*args, **kws)
  finally:
   config.COMPATIBILITY_MODE = False
 return _core

def allow_interpreter_mode ( fn ) : @ functools . wraps ( fn ) def _core ( * args , ** kws ) : config . COMPATIBILITY_MODE = True try : fn ( * args , ** kws ) finally : config . COMPATIBILITY_MODE = False return _core
temporarily re-enable intepreter mode .