SendGrid block example with requests library

sendgrid_block.py

"""
    This Python code snippet will show you how to get all SendGrid block records
    Please change SG_USERNAME and SG_PASSWORD to match your credentials

    install the amazing requests library
    $ pip install requests==2.4.3

    save this file as python block.py and run it
    $ python block.py
"""
import requests

SG_USERNAME = ''
SG_PASSWORD = ''
SG_URL = "https://sendgrid.com/api"

if __name__ == '__main__':
    block_url = "{}/blocks.get.json?api_user={}&api_key={}".format(
        SG_URL, SG_USERNAME, SG_PASSWORD)
    res = requests.get(block_url)

    # Example output:
    # [{u'status': u'4.0.0', u'reason': u'Unable to resolve MX host example.com: noerror', u'email': u'test@example.com'}]
    print res.json()