def load(self, read=True):
        if not read:
            return True
        path = self._path()
        if not os.path.isfile(path):
            self.logger.info("Given path isn't a file.")
            return False
        data = self._read(path)
        if not data:
            return False
        self.data = data
        self.editor.set_data(data)
        self.on_load()
        return True
Get/set/modify the Cache-Control header (`HTTP spec section 14.9
dataset/ETHPy150Open richrd/suplemon/suplemon/file.py/File.load--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/webob-1.2.3/webob/request.py/BaseRequest._cache_control__get