wnloaded files are deleted.   proxies (Dict[str, str], optional) —
A dictionary of proxy servers to use by protocol or endpoint, for example, {'http': 'foo.bar:3128', 'http://hostname': 'foo.bar:4012'}. The proxies are used on each request.   output_loading_info(bool, optional, defaults to False) —
Whether or not to also return a dictionary containing missing keys, unexpected keys and error messages.   local_files_only (bool, optional, defaults