def before_app_request(self, f):
        self._record(lambda s: s.app.before_request_funcs
            .setdefault(None, []).append(f))
        return f
Like :meth:`Flask.before_request`.  Such a function is executed
dataset/ETHPy150Open hhstore/flask-annotated/flask-0.5/flask/module.py/Module.before_app_request