Create a File or an Image into the given folder

def import_file(self, file_obj, folder):
        """
        Create a File or an Image into the given folder
        """
        try:
            iext = os.path.splitext(file_obj.name)[1].lower()
        except:  # noqa
            iext = ''
        if iext in ['.jpg', '.jpeg', '.png', '.gif']:
            obj, created = Image.objects.get_or_create(
                original_filename=file_obj.name,
                file=file_obj,
                folder=folder,
                is_public=FILER_IS_PUBLIC_DEFAULT)
            if created:
                self.image_created += 1
        else:
            obj, created = File.objects.get_or_create(
                original_filename=file_obj.name,
                file=file_obj,
                folder=folder,
                is_public=FILER_IS_PUBLIC_DEFAULT)
            if created:
                self.file_created += 1
        if self.verbosity >= 2:
            print("file_created #%s / image_created #%s -- file : %s -- created : %s" % (self.file_created,
                                                        self.image_created,
                                                        obj, created))
        return obj