Python - Send a message to a Slack channel

slack_send_message.py

import json
import requests

def sendSlackMessage(message):
	webhook_url = 'here is your webhook_url'
	slack_data = {"text": "{}".format(message), "username": "your app name"}
	response = requests.post(webhook_url, data=json.dumps(slack_data),
				 headers={'Content-Type': 'application/json'})
	if response.status_code != 200:
		raise ValueError('Request to slack returned an error %s, the response is:\n%s'
				 % (response.status_code, response.text))