docs: def template_exists_db(self, template):
          """
          Receives a template and checks if it exists in the database
          using the template name and language
          """
          name = utils.camel_to_snake(template[0]).upper()
          language = utils.camel_to_snake(template[3])
          try:
              models.EmailTemplate.objects.get(name=name, language=language)
          except models.EmailTemplate.DoesNotExist:
              return False
          return True