Guanzhong Chen quantum5

I hereby claim:

I am quantum5 on github.
I am quantum5 (https://keybase.io/quantum5) on keybase.
I have a public key whose fingerprint is 1497 6D29 4E79 978E 1336 CF7E 3DC5 5F49 1A67 0BED

To claim this, I am signing this object:

	#!/bin/bash
	set -euo pipefail

	assure_command() {
	if ! command -v "$1" &> /dev/null; then
	echo "$1 is required to run this script"
	echo "Run: apt install $1"
	exit 1
	fi
	}

	import argparse
	import sys
	import time
	import uuid
	from datetime import datetime, timedelta, timezone

	ICAL_TIME = '%Y%m%dT%H%M%SZ'


	def generate(f, begin=None, alarms=None, opaque=True, duration=15):

	#!/usr/bin/env python
	from __future__ import division

	import time
	import os
	import threading
	import subprocess

	from wand.image import Image
	from watchdog.events import FileSystemEventHandler

	import subprocess
	import requests
	import argparse
	import time
	import sys
	import os
	import re
	from datetime import datetime, timedelta
	from textwrap import dedent

	chardet==2.3.0
	Django==1.9
	django-appconf==1.0.1
	django-compressor==1.6
	django-cprofile-middleware==0.1
	django-debug-toolbar==1.4
	django-extensions==1.5.9
	django-mailgun==0.8.0
	-e git://github.com/django-mptt/django-mptt.git@b41869a9c7bbbdddd9112d684c9430b118b81e31#egg=django-mptt
	django-newsletter==0.6.dev0

	define("ace/mode/turing", [
	"require", "exports", "module", "tokenizer", "ace/lib/oop",
	"ace/mode/turing_highlight_rules", "ace/mode/folding/coffee"
	], function(require, exports, module) {
	var oop = require("../lib/oop");
	var TextMode = require("./text").Mode;
	var Tokenizer = require("../tokenizer").Tokenizer;
	var TuringHighlightRules = require("./turing_highlight_rules").TuringHighlightRules;
	var FoldMode = require("./folding/coffee").FoldMode;

	import os

	def download(file, source, target):
	size = int(source.info().getheaders('Content-Length')[0])
	print('Downloading {}, Size: {:,d}'.format(file, size))
	downloaded = 0
	block = 65536
	timer = [time.time, time.clock][os.name == 'nt']
	start = timer()
	while True:

	import pgmagick

	def remove_background(image, background=None):
	"""Returns a copy of `image` that only contains the parts that is distinct
	from the background. If background is None, returns parts that are
	distinct from white."""
	if background is None:
	background = pgmagick.Image(image.size(), 'white')
	elif isinstance(background, pgmagick.Image):
	blob = pgmagick.Blob()

	/**
	* Copyright (c) 2013 Quantum
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the