docker event reader - Just prints out docker events. Find the docker host from the environment variable DOCKER_HOST

docker_events.py

import os
import json

import requests


def read_stream(stream):
    raw_json = ''
    for ch in stream.iter_content():
        raw_json += ch
        if ch == '}':
            yield raw_json
            raw_json = ''

docker_host = os.environ['DOCKER_HOST'].replace('tcp', 'http')
r = requests.get(docker_host + '/events', stream=True)

for o in read_stream(r):
    print o