docs: def slugify(self, name):
          """ Turn name into a slug suitable for an image file name """
          slug = ''
          last = ''
          for char in name.replace('#', '').lower().strip():
              if not char.isalnum():
                  char = '_'
  
              if last == '_' and char == '_':
                  continue
  
              slug += char
              last = char
  
          return slug