failed with youku and youtube

[luyufaa]

luyufadeMacBook-Pro:~ luyufaa$ you-get -i 'https://v.youku.com/v_show/id_XMzYzNzEwNjU1Mg==.html?spm=a2hww.11359951.m_31438.5~5!2~5~5!5~5~5~A' --debug
[DEBUG] get_content: https://ups.youku.com/ups/get.json?vid=XMzYzNzEwNjU1Mg==&ccode=0510&client_ip=192.168.1.1&utid=EdSsE2OS1D8CAT2IGitNkDSd&client_ts=1529210388&ckey=DIl58SLFxFNndSV1GFNnMQVYkx1PP5tKe1siZu/86PR1u/Wh1Ptd%2BWOZsHHWxysSfAOhNJpdVWsdVJNsfJ8Sxd8WKVvNfAS8aS8fAOzYARzPyPc3JvtnPHjTdKfESTdnuTW6ZPvk2pNDh4uFzotgdMEFkzQ5wZVXl2Pf1/Y6hLK0OnCNxBj3%2Bnb0v72gZ6b0td%2BWOZsHHWxysSo/0y9D2K42SaB8Y/%2BaD2K42SaB8Y/%2BahU%2BWOZsHcrxysooUeND
you-get: version 0.4.1077, a tiny downloader that scrapes the web.
you-get: Namespace(URL=['https://v.youku.com/v_show/id_XMzYzNzEwNjU1Mg==.html?spm=a2hww.11359951.m_31438.55!255!555A'], auto_rename=False, cookies=None, debug=True, extractor_proxy=None, force=False, format=None, help=False, http_proxy=None, info=True, input_file=None, itag=None, json=False, no_caption=False, no_merge=False, no_proxy=False, output_dir='.', output_filename=None, password=None, player=None, playlist=False, socks_proxy=None, stream=None, timeout=600, url=False, version=False)
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 1318, in do_open
encode_chunked=req.has_header('Transfer-encoding'))
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 1239, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 1285, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 1234, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 1026, in _send_output
self.send(msg)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 964, in send
self.connect()
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/http/client.py", line 1400, in connect
server_hostname=server_hostname)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/ssl.py", line 407, in wrap_socket
_context=self, _session=session)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/ssl.py", line 814, in init
self.do_handshake()
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/ssl.py", line 1068, in do_handshake
self._sslobj.do_handshake()
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/ssl.py", line 689, in do_handshake
self._sslobj.do_handshake()
ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:833)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.6/bin/you-get", line 11, in
sys.exit(main())
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/main.py", line 92, in main
main(**kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 1622, in main
script_main(any_download, any_download_playlist, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 1506, in script_main
**extra
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 1241, in download_main
download(url, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 1613, in any_download
m.download(url, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/extractors/youku.py", line 309, in youku_download_by_url
Youku().download_by_url(url, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/extractor.py", line 46, in download_by_url
self.prepare(**kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/extractors/youku.py", line 169, in prepare
self.youku_ups()
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/extractors/youku.py", line 97, in youku_ups
api_meta = json.loads(get_content(url, headers=headers))
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 415, in get_content
response = urlopen_with_retry(req)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/you_get/common.py", line 384, in urlopen_with_retry
return request.urlopen(*args, **kwargs)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 223, in urlopen
return opener.open(url, data, timeout)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 526, in open
response = self._open(req, data)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 544, in _open
'_open', req)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 504, in _call_chain
result = func(*args)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 1361, in https_open
context=self._context, check_hostname=self._check_hostname)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/urllib/request.py", line 1320, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:833)>