pbp_com/apps/catalog/extra/import_zips.py

# intended to run in shell plus
import csv
from django.db import connection

from catalog.models import ZipCode

ADMIN_USERNAME = "jcosta"
PATH_TO_FILE = (
    "/Users/jcosta/projects/pbp_store/pbp_store/catalog/extra/hancock_only_zips"
)

user = User.objects.get(username=ADMIN_USERNAME)
cr = csv.reader(open(PATH_TO_FILE, "rb"))
for row in cr:
    try:
        try:
            zc = ZipCode.objects.get(zipcode=row[0])
        except ZipCode.DoesNotExist:
            zc = ZipCode.objects.create(
                zipcode=row[0], created_by_id=user.id, last_updated_by_id=user.id
            )

        zc.city = row[1]
        zc.state = row[2]
        zc.county = row[3]
        zc.save()
        if zc.id % 1000 == 0:
            print "Processed zip code: {0}".format(zc.zipcode)
    except Exception, e:
        connection._rollback()
        print "Another exception: {0}".format(e)
        print row