docs: def create_slug(self):
          """
          Creates slug, checks if slug is unique, and loop if not
          """
          name = self.slug_source
          counter = 0
          # loops until slug is unique
          while True:
              if counter == 0:
                  slug = slugify(name)
              else:
                  # using the counter var to bump the slug name
                  slug = slugify('{0} {1}'.format(name, str(counter)))
              try:
                  # does the slug already exist, excluding the current object
                  self.__class__.objects.exclude(pk=self.pk).get(slug=slug)
                  # if slug exists increment counter and loop
                  counter += 1
              except ObjectDoesNotExist:
                  # the slug does not exist
                  # we can break from the loop
                  break
          return slug