code: def transform_language_code(code):
      
      if code is None:
          return 'English'
  
      components = code.split('-', 2)
      language_code = components[0]
      try:
          country_code = components[1]
      except IndexError:
          country_code = '_'
  
      language_family = SUCCESSFACTORS_OCN_LANGUAGE_CODES.get(language_code)
      if not language_family:
          return 'English'
  
      return language_family.get(country_code, language_family['_'])
docs: Transform ISO language code (e.g. en-us) to the language name expected by SAPSF.