Traceback (most recent call last):


 "/home/ya/Projects/Python/weiboSpider/weibo_spider/downloader/downloader.py", line 31, in download_one_file

downloaded = s.get(url, timeout=(5, 10))


 "/usr/lib/python3.8/site-packages/requests/sessions.py", line 543, in get

return self.request('GET', url, **kwargs)


 "/usr/lib/python3.8/site-packages/requests/sessions.py", line 530, in request

resp = self.send(prep, **send_kwargs)


 "/usr/lib/python3.8/site-packages/requests/sessions.py", line 685, in send

r.content


 "/usr/lib/python3.8/site-packages/requests/models.py", line 829, in content

self._content = b''.join(self.iter_content(CONTENT_CHUNK_SIZE)) or b''


 "/usr/lib/python3.8/site-packages/requests/models.py", line 758, in generate

raise ConnectionError(e)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='ww4.sinaimg.cn', port=80): Read timed out.

Traceback (most recent call last):


 "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 555, in urlopen

self._prepare_proxy(conn)


 "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 753, in _prepare_proxy

conn.connect()


 "/usr/lib/python3/dist-packages/urllib3/connection.py", line 252, in connect

ssl_version=resolved_ssl_version)


 "/usr/lib/python3/dist-packages/urllib3/util/ssl_.py", line 305, in ssl_wrap_socket

return context.wrap_socket(sock, server_hostname=server_hostname)


 "/usr/lib/python3.5/ssl.py", line 377, in wrap_socket

_context=self)


 "/usr/lib/python3.5/ssl.py", line 752, in __init__

self.do_handshake()


 "/usr/lib/python3.5/ssl.py", line 988, in do_handshake

self._sslobj.do_handshake()


 "/usr/lib/python3.5/ssl.py", line 633, in do_handshake

self._sslobj.do_handshake()
ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:645)
