# -*- coding: utf-8 -*-
# Copyright 2016 Étienne Bersac
# Copyright 2016 Julien Danjou
# Copyright 2016 Joshua Harlow
# Copyright 2013-2014 Ray Holder
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import time
#: Default sleep strategy.
sleep = time.sleep
class sleep_using_event(object):
"""Sleep strategy that waits on an event to be set."""
def __init__(self, event):
self.event = event
def __call__(self, timeout):
# NOTE(harlowja): this may *not* actually wait for timeout
# seconds if the event is set (ie this may eject out early).
self.event.wait(timeout=timeout)