On Wed, Dec 1, 2010 at 12:23 PM, Andrew Marder
<andrew.n.mar...@gmail.com> wrote:
> I'm trying to add a bunch of files from disk into my django database.
> Here's the helper function I've written so far:
>
> def django_file(path, field_name, content_type):
> # adapted from here:
> http://groups.google.com/group/django-users/browse_thread/thread/834f988876ff3c45/
> from django.core.files.uploadedfile import InMemoryUploadedFile
> f = open(path)
> return InMemoryUploadedFile(
> file=f,
> field_name=field_name,
> name=file.name,
This should be 'f.name', not 'file.name'. file is a built in class in
python, and file.name is a member of that class, not your file name.
Cheers
Tom
> content_type=content_type,
> size=os.path.getsize(path),
> charset=None)
>
> I'm calling it like so:
> django_file("path-to-jpg-file", field_name="image",
> content_type="image/jpeg")
>
> Here's the error I'm getting:
> Traceback (most recent call last):
> File "<console>", line 1, in <module>
> File "/home/amarder/Documents/nmis/odk_dropbox/views.py", line 49,
> in import_instances_folder
> f = django_file(xml_files[0], field_name="xml_file",
> content_type="text/xml")
> File "/home/amarder/Documents/nmis/odk_dropbox/views.py", line 70,
> in django_file
> charset=None)
> File "/home/amarder/Documents/environments/nmis/lib/python2.6/site-
> packages/django/core/files/uploadedfile.py", line 90, in __init__
> super(InMemoryUploadedFile, self).__init__(file, name,
> content_type, size, charset)
> File "/home/amarder/Documents/environments/nmis/lib/python2.6/site-
> packages/django/core/files/uploadedfile.py", line 30, in __init__
> super(UploadedFile, self).__init__(file, name)
> File "/home/amarder/Documents/environments/nmis/lib/python2.6/site-
> packages/django/core/files/base.py", line 17, in __init__
> self.name = name
> File "/home/amarder/Documents/environments/nmis/lib/python2.6/site-
> packages/django/core/files/uploadedfile.py", line 46, in _set_name
> name = os.path.basename(name)
> File "/home/amarder/Documents/environments/nmis/lib/python2.6/
> posixpath.py", line 111, in basename
> i = p.rfind('/') + 1
> AttributeError: 'member_descriptor' object has no attribute 'rfind'
>
> Any suggestions?
>
> Andrew
>
> On Nov 16, 4:36 pm, Mitch Anderson <mi...@metauser.net> wrote:
>> On Tue, Nov 16, 2010 at 3:28 AM, Tom Evans <tevans...@googlemail.com> wrote:
>> > Django doesn't want a python file or text for a django file field, it
>> > wants a django.core.files.File. I find the easiest one to use is the
>> > InMemoryUploadedFile. Here is a snippet I use for fetching an image
>> > from the web, and creating a django.core.files.File object that can be
>> > assigned to a FileField or ImageField on a model:
>>
>> > h = httplib2.Http()
>> > req, content = h.request(uri)
>> > if req['status'] != '200':
>> > print u'Failed to fetch image from %s' % uri
>> > return None
>>
>> > import cStringIO
>> > from django.core.files.uploadedfile import InMemoryUploadedFile
>> > out = cStringIO.StringIO()
>> > out.write(content)
>> > return InMemoryUploadedFile(
>> > file=out,
>> > field_name=field,
>> > name=name,
>> > content_type=req['content-type'],
>> > size=out.tell(),
>> > charset=None)
>>
>> > field should be the name of the field on the model, name should be the
>> > file name of the resource.
>>
>> > There may be neater ways of doing this, but this keeps it in memory
>> > until django saves it to the upload_to location specified on the
>> > model, and avoids writing it to disk only for django to write it to
>> > disk again.
>>
>> > Cheers
>>
>> > Tom
>>
>> Awesome that worked perfectly! Thanks Tom!
>
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