def __call__(self, handler):
        self._routes.append((self._regexp, handler))
        return handler
Set up 'os' module replacement functions for use during import bootstrap.
dataset/ETHPy150Open mher/tornado-celery/tcelery/utils.py/route.__call__--crossover with--dataset/ETHPy150Open anandology/pyjamas/pyjd/imputil.py/_os_bootstrap