| #!/usr/bin/env python3 |
| # -*- encoding: utf-8 -*- |
| |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| '''window.py: module for defining Window''' |
| |
| class Window: |
| """Window is a container containing information about a particular window. |
| Transformations that depend on Windowing, pass the window information |
| inside their streamlets using this container. |
| """ |
| def __init__(self, start_time, end_time): |
| self._start_time = start_time |
| self._end_time = end_time |
| |
| def __repr__(self): |
| return 'Window {start_time: %s, end_time: %s}' % (self._start_time, self._end_time) |