Check a web page for updates

webchecker.py

import requests
import json
import time
import os

# sudo apt install sox

# START https://curl.trillworks.com/
cookies = {
    'xx': 'yy',
}

headers = {
    'Pragma': 'no-cache',
    'Accept-Encoding': 'gzip, deflate, br',
    'Accept-Language': 'en-US,en;q=0.9',
    'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/66.0.3359.181 Chrome/66.0.3359.181 Safari/537.36',
    'Content-Type': 'application/json',
    'Accept': 'application/json, text/javascript, */*; q=0.01',
    'Cache-Control': 'no-cache',
    'X-Requested-With': 'XMLHttpRequest',
    'Connection': 'keep-alive',
    'Referer': 'https://google.com',
}

data = 'blah'

# END https://curl.trillworks.com/

pres = list()
while (True):
	response= requests.post('https://blahblah', headers=headers, cookies=cookies, data=data)
	content= response.json()
	current= content
	if current not in pres:
		try:
			print content	
		except:
			pass		
		pres.append(current)
		# https://stackoverflow.com/questions/16573051/sound-alarm-when-code-finishes?answertab=active#tab-top 
		duration = 1  # second
		freq = 440  # Hz 
		os.system('play --no-show-progress --null --channels 1 synth %s sine %f' % (duration, freq))
	time.sleep(10)