Python-сообщество

"
IOError at /users/a1/

cannot identify image file

Request Method: 	POST
Request URL: 	http://127.0.0.1:8000/users/a1/
Exception Type: 	IOError
Exception Value: 	

cannot identify image file

Exception Location: 	/usr/lib/python2.5/site-packages/PIL/Image.py in open, line 1917
Python Executable: 	/usr/bin/python2.5
Python Version: 	2.5.4
"

также если делать через ipython:
# im =Image.open(StringIO('/media/disk/FOTO/P1010003111.JPG'))
то такая же ошибка :

"
In [8]: i =Image.open(StringIO('/media/disk/FOTO/P1010003111.JPG'))
---------------------------------------------------------------------------
IOError                                   Traceback (most recent call last)

/home/r/PROJECTS/django/mysite/<ipython console> in <module>()

/usr/lib/python2.5/site-packages/PIL/Image.pyc in open(fp, mode)
   1915             pass
   1916 
-> 1917     raise IOError("cannot identify image file")
   1918 
   1919 #

IOError: cannot identify image file

"

Exception Type:  	IOError
Exception Value: 	

(2, 'No such file or directory')

Exception Location: 	/usr/lib/python2.6/dist-packages/PIL/Image.py in open, line 1889
Python Executable: 	/usr/bin/python
Python Version: 	2.6.2
Python Path:

/home/xfree/Python/djcode/imagecms/../imagecms/cms/models.py in save

  12. from django.core.files.uploadedfile import SimpleUploadedFile
  13.
  14. # Set our max thumbnail size in a tuple (max width, max height)
  15. THUMBNAIL_SIZE = (50, 50)
  16.
  17. # Open original photo which we want to thumbnail using PIL's Image
  18. # object

  19. image = Image.open(self.photo.name)

from django.db import models
from django.contrib import admin

class Photo(models.Model):
    title = models.CharField(max_length=50)
    photo = models.ImageField(upload_to="photos")
    thumbnail = models.ImageField(upload_to="thumbnails/", editable=False)

    def save(self):
        from PIL import Image
        from cStringIO import StringIO
        from django.core.files.uploadedfile import SimpleUploadedFile

        # Set our max thumbnail size in a tuple (max width, max height)
        THUMBNAIL_SIZE = (50, 50)

        # Open original photo which we want to thumbnail using PIL's Image
        # object
        image = Image.open(self.photo.name)

        # Convert to RGB if necessary
        # Thanks to Limodou on DjangoSnippets.org
        # http://www.djangosnippets.org/snippets/20/
        if image.mode not in ('L', 'RGB'):
            image = image.convert('RGB')
        # We use our PIL Image object to create the thumbnail, which already
        # has a thumbnail() convenience method that contrains proportions.
        # Additionally, we use Image.ANTIALIAS to make the image look better.
        # Without antialiasing the image pattern artifacts may result.
        image.thumbnail(THUMBNAIL_SIZE, Image.ANTIALIAS)

        # Save the thumbnail
        temp_handle = StringIO()
        image.save(temp_handle, 'png')
        temp_handle.seek(0)
        
        # Save to the thumbnail field
        suf = SimpleUploadedFile(os.path.split(self.photo.name)[-1],
        temp_handle.read(), content_type='image/png')
        self.thunbnail.save(suf.name+'.png', suf, save=False)
        
        # Save this photo instance
        super(Photo, self).save()
       
class PhotoAdmin(admin.ModelAdmin):
    list_display = ('title', 'photo', 'thumbnail')
    search_fields = ('title', 'photo')
    list_filter = ('title', 'photo')
    
admin.site.register(Photo, PhotoAdmin)