code: def extract(domain):
      
      translations_dir = _get_translations_dir()
      domain = _get_translations_domain(domain)
      babel_cfg = _get_babel_cfg()
      pot = os.path.join(translations_dir, f'{domain}.pot')
      return _run(f'extract -F {babel_cfg} -o {pot} .')
docs: Extract newly added translations keys from source code.