Upload files to Django

I'm having problems uploading files to Django (version 1.6).

When I try to do new_file_data.save () in my view.py, I get this error:

AttributeError at / quiz / patient / 22 / medical_record / 2 / exams /
The 'list' object does not have the 'startswith' attribute

Here is my code:

models.py

class ComplementaryExam(models.Model): diagnosis = models.ForeignKey(Diagnosis, null=False, blank=False) date = models.DateField(null=False, blank=False) description = models.CharField(max_length=50, null=False, blank=False) class ExamFile (models.Model): exam = models.ForeignKey(ComplementaryExam, null=False) content = models.FileField(upload_to="documents/%Y/%m/%d") 

forms.py

 class ExamFileForm(ModelForm): class Meta: model = ExamFile fields = ['content'] 

settings.py

 MEDIA_ROOT = [os.path.join(BASE_DIR, 'media')] MEDIA_ROOT_URL = '/media/' 

views.py

 def exam_create(request, patient_id, record_id, template_name="quiz/exams.html"): form = ComplementaryExamForm(request.POST or None) d = Diagnosis.objects.get(pk=record_id) p = Patient.objects.get(number_record=patient_id) if request.method == "POST": file_form = ExamFileForm(request.POST, request.FILES) if form.is_valid(): new_complementary_exam = form.save(commit=False) new_complementary_exam.diagnosis = d new_complementary_exam.save() if file_form.is_valid(): new_file_data = file_form.save(commit=False) new_file_data.exam = new_complementary_exam new_file_data.save() messages.success(request, 'Exame salvo com sucesso.') redirect_url = reverse("medical_record_new", args=(p.number_record,)) return HttpResponseRedirect(redirect_url + "?currentTab=3") else: messages.error(request, 'Não foi possível criar exame.') else: file_form = ExamFileForm(request.POST) return render(request, template_name, {'complementary_exam_form': form, 'patient_id': patient_id, 'name_patient': p.name_txt, 'record_id': record_id, 'file_form': file_form}) 

exams.html

 <div class="row"> <div class="col-xs-6 col-sm-4"> <div class="form-group"> <label>Anexos</label> <div class="input-group input-group-sm"> {{ file_form.content }} </div> </div> </div> </div> 

Does anyone know how to fix this?

EDIT: This is the trace I got now from the webpage.

 Environment: Request Method: POST Request URL: http://localhost:8000/quiz/patient/22/medical_record/1/exams/ Django Version: 1.6.5 Python Version: 2.7.5 Installed Applications: ('django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'quiz') Installed Middleware: ('django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.common.CommonMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.middleware.locale.LocaleMiddleware', 'django.contrib.messages.middleware.MessageMiddleware', 'django.middleware.clickjacking.XFrameOptionsMiddleware') Traceback: File "/Library/Python/2.7/site-packages/django/core/handlers/base.py" in get_response 112. response = wrapped_callback(request, *callback_args, **callback_kwargs) File "/Network/Servers/macserver.numec.prp.usp.br/Users/larissamoraes/Documents/Neuromat/patientregistrationsystem/qdc/quiz/views.py" in exam_create 616. new_file_data.save() File "/Library/Python/2.7/site-packages/django/db/models/base.py" in save 545. force_update=force_update, update_fields=update_fields) File "/Library/Python/2.7/site-packages/django/db/models/base.py" in save_base 573. updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields) File "/Library/Python/2.7/site-packages/django/db/models/base.py" in _save_table 654. result = self._do_insert(cls._base_manager, using, fields, update_pk, raw) File "/Library/Python/2.7/site-packages/django/db/models/base.py" in _do_insert 687. using=using, raw=raw) File "/Library/Python/2.7/site-packages/django/db/models/manager.py" in _insert 232. return insert_query(self.model, objs, fields, **kwargs) File "/Library/Python/2.7/site-packages/django/db/models/query.py" in insert_query 1514. return query.get_compiler(using=using).execute_sql(return_id) File "/Library/Python/2.7/site-packages/django/db/models/sql/compiler.py" in execute_sql 902. for sql, params in self.as_sql(): File "/Library/Python/2.7/site-packages/django/db/models/sql/compiler.py" in as_sql 860. for obj in self.query.objs File "/Library/Python/2.7/site-packages/django/db/models/fields/files.py" in pre_save 252. file.save(file.name, file, save=False) File "/Library/Python/2.7/site-packages/django/db/models/fields/files.py" in save 86. self.name = self.storage.save(name, content) File "/Library/Python/2.7/site-packages/django/core/files/storage.py" in save 49. name = self._save(name, content) File "/Library/Python/2.7/site-packages/django/core/files/storage.py" in _save 209. locks.unlock(fd) File "/Library/Python/2.7/site-packages/django/core/files/locks.py" in unlock 59. fcntl.lockf(fd(file), fcntl.LOCK_UN) Exception Type: IOError at /quiz/patient/22/medical_record/1/exams/ Exception Value: [Errno 45] Operation not supported 
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1 answer

MEDIA_ROOT should be a string, not a list.

 MEDIA_ROOT = os.path.join(BASE_DIR, 'media') 
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Source: https://habr.com/ru/post/1245556/


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