code: def import_aliases(alias_source):
      
      alias_table = get_alias_table()
      if is_url(alias_source):
          alias_source = retrieve_file_from_url(alias_source)
          alias_table.read(alias_source)
          os.remove(alias_source)
      else:
          alias_table.read(alias_source)
      _commit_change(alias_table)
docs: Import aliases from a file or an URL.
  
      Args:
          alias_source: The source of the alias. It can be a filepath or an URL.