Storing images on S3 with Django

gistfile1.md

You'll need these libraries

• pip install Pillow
• pip install django-storages
• pip install boto

models.py

import os
from django.db import models


def upload_avatar_to(obj, filename):
    filename_base, filename_ext = os.path.splitext(filename)
    s3filename = "profiles/{}{}{}".format(obj.first_name.lower(), obj.last_name.lower(), filename_ext.lower())
    return s3filename


class Person(models.Model):
    first_name = models.CharField(max_length=50)
    last_name = models.CharField(max_length=50)
    image = models.ImageField(blank=True, upload_to=upload_avatar_to)

    def __unicode__(self):
        return '{} {}'.format(self.first_name, self.last_name)

    class Meta:
        unique_together = ('first_name', 'last_name')
        ordering = ['last_name', 'first_name']

settings.py

INSTALLED_APPS = (
    #...
    'storages',
    #...
)

DEFAULT_FILE_STORAGE = 'storages.backends.s3boto.S3BotoStorage'
AWS_S3_SECURE_URLS = False                                  # use http instead of https
AWS_QUERYSTRING_AUTH = False                                # don't add complex authentication-related query parameters for requests
AWS_S3_ACCESS_KEY_ID = os.getenv('AWS_S3_ACCESS_KEY_ID')    # enter your access key id
AWS_S3_SECRET_ACCESS_KEY = os.getenv('AWS_S3_SECRET_ACCESS_KEY')    # enter your secret access key
AWS_STORAGE_BUCKET_NAME = 'yourbucketsname'