example.py

import lob

lob.api_key = 'YOUR_KEY'
api_version = 'v1'
api_url = 'https://api.lob.com/{version}/'.format(version=api_version)

#######################################################################################################################

def get_setting_int(description):
    pc_setting_dict = {"4x6":1001,
                       "6x11":1002}

    return pc_setting_dict.get(description)

#######################################################################################################################
def create_lob_postcard(campaign, HxW, address_record):

    name = address_record[0]
    address1 = address_record[1]
    city = address_record[2]
    state = address_record[3]
    zip = address_record[4]
    country = address_record[5]

    setting = get_setting_int(HxW)

    postcard = lob.Postcard.create(
      to_address = {
        'name': name,
        'address_line1': address1,
        'address_city': city,
        'address_state': state,
        'address_zip': zip,
        'address_country': country
      },
      from_address = {
        'name': 'Harry Zhang',
        'address_line1': '123 Test Avenue',
        'address_city': 'Seattle',
        'address_state': 'WA',
        'address_zip': '94041',
        'address_country': 'US'
      },
      front = open('media/{cmpgn}/front.pdf'.format(cmpgn=campaign)),
      back = open('media/{cmpgn}/back.pdf'.format(cmpgn=campaign)),
      metadata = {'campaign':campaign}
    )
    return postcard
#######################################################################################################################

address_rec = [
    ['Mr Bill','123 Someplace St', 'Chico','CA','95973','US'],
    ['Stephen Bealer','402 Otterson Dr STE 100', 'Chico','CA','95928','US']
               ]

for rec in address_rec:
    print create_lob_postcard('foo','6x11',rec)