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Why can't I upload jpg files to my Django app via admin/?

Tags:

python

django

I'm trying to add images to my models in my Django app.

models.py

class ImageMain(models.Model):
  product = models.ForeignKey(Product)
  photo = models.ImageField(upload_to='products')

In development mode, every time I try to upload the image via Django admin, I keep getting:

Upload a valid image. The file you uploaded was either not an image or a corrupted image.

I installed libjpeg via fink and then installed PIL 1.1.6 on ox X 10.5.7

from PIL import Image
file = open('/Users/Bryan/work/review_app/media/lcdtvs/samsung_UN46B6000_front.jpg', 'r')
trial_image = Image.open(file)
trial_image.verify()

It seems that the jpg is valid based on that session. However, it does not load. I have tried other jpgs, they don't work either.

What could be going wrong?

I was able to successfully upload a png file.

like image 201
BryanWheelock Avatar asked Sep 09 '09 20:09

BryanWheelock


People also ask

How do I store images in Django?

In Django, a default database is automatically created for you. All you have to do is add the tables called models. The upload_to tells Django to store the photo in a directory called pics under the media directory. The list_display list tells Django admin to display its contents in the admin dashboard.


1 Answers

Did you install libjpeg after PIL was already compiled/installed on the system? Maybe it can't find the decoder properly?

Here's one set of instructions I found on getting libjpeg and PIL playing nicely on MacOS (see towards the end; looks like you may need to explicitly set the dir of the decoder):

http://djangodays.com/2008/09/03/django-imagefield-validation-error-caused-by-incorrect-pil-installation-on-mac/

like image 127
pithyless Avatar answered Oct 13 '22 20:10

pithyless