class BitBucket(models.Model):
    uploader = models.ForeignKey(User)
    upfile = models.FileField(upload_to='bitbucket/')
    pub_date = models.DateTimeField('date published', auto_now=1)

    class Admin:
        pass

class UploadForm(forms.ModelForm):
    class Meta:
       model = BitBucket
       fields = ('upfile',)


def index(request):
    form = UploadForm()
    if request.POST:
        form = UploadForm(request.POST, request.FILES)
        if form.is_valid():
            instance = form.save(commit=False)
            instance.uploader = request.user
            instance.save()
            return HttpResponseRedirect('/successful')

    return direct_to_template(request, 'bitbucket/upload.html', {'form': form})

<form enctype="multipart/form-data" method="POST" action=".">
{{ form.as_p }}
<input type="submit">
</form>