The python library can be installed from PyPI.
The source code is available on gitbub.
from browshot import BrowshotClient
client = BrowshotClient('my_key', 'http://127.0.0.1:3000/api/v1/', 1)
print "API version : " + client.api_version() + "\n"
instances = client.instance_list()
screenshot = client.screenshot_create('http://www.google.fr/');