code: def save_font_awesome(dirpath='', version="4.7.0"):
      
      directory_name = "font-awesome-{0:s}".format(version)
      directory_path = os.path.join(dirpath, directory_name)
      if os.path.exists(directory_path):
          return directory_name
      url = "https://fontawesome.com/v{0:s}/assets/font-awesome-{0:s}.zip".format(version)
      content, _encoding = download_to_bytes(url)
  
      try:
          zip_directory = io.BytesIO(content)
          unzip = zipfile.ZipFile(zip_directory)
          top_level_name = unzip.namelist()[0]
          unzip.extractall(dirpath)
      except Exception as err:
          raise IOError('Could not unzip content from: {0}\n{1}'.format(url, err))
  
      os.rename(os.path.join(dirpath, top_level_name), directory_path)
  
      return directory_name
docs: Download and save the font-awesome package to a local directory.
  
      :type dirpath: str
      :type url: str