A simple command-line countdown timer written in python
usage: countdown.py [-h] [-e EXECUTE] [-t TILL] [duration]
duration Duration of the countdown timer
-t, --till TILL Specify the time instead of duration.
-e, --execute EXECUTE Execute command *EXECUTE* on timeup.
countdown.py 30 # delay 30 seconds
countdown.py 1:20:30 # delay 1 hour 20 minutes and 30 seconds
countdown.py 23:30 # delay 23 minutes and 30 seconds
countdown.py -t 23:30 # delay until 11:30 PM
Copyright (C) 2014 Che-Huai Lin lzh9102@gmail.com
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.