code: def slugify(value, hyphenate=True, lower=True):
      
      import unicodedata
      value = unicodedata.normalize('NFKD', value).strip()
      replacement = '-' if hyphenate else ''
      if lower: value = value.lower()
      return _CHANGEME_RE.sub(replacement, value)
docs: Normalizes string, converts to lowercase, removes non-alpha characters,
      and converts spaces to hyphens.