SSL: CERTIFICATE_VERIFY_FAILED error connecting to SignalR

[Aiswarya]

Thanks for the suggestion but still i'm getting error

Error:
C:\Python27\lib\site-packages\urllib3\connectionpool.py:852: InsecureRequestWarning: Unverified HTTPS request is being made. Adding certificate verification is strongly advised. See: https://urllib3.readthedocs.io/en/latest/advanced-usage.html#ssl-warnings
InsecureRequestWarning)
Traceback (most recent call last):
File "rest api.py", line 62, in <module>
with connection:
File "C:\Python27\lib\site-packages\signalr\_connection.py", line 82, in __enter__
self.start()
File "C:\Python27\lib\site-packages\signalr\_connection.py", line 50, in start
listener = self.__transport.start()
File "C:\Python27\lib\site-packages\signalr\transports\_auto_transport.py", line 28, in start
return self.__transport.start()
File "C:\Python27\lib\site-packages\signalr\transports\_ws_transport.py", line 38, in start
enable_multithread=True)
File "C:\Python27\lib\site-packages\websocket\_core.py", line 487, in create_connection
websock.connect(url, **options)
File "C:\Python27\lib\site-packages\websocket\_core.py", line 211, in connect
options.pop('socket', None))
File "C:\Python27\lib\site-packages\websocket\_http.py", line 77, in connect
sock = _ssl_socket(sock, options.sslopt, hostname)
File "C:\Python27\lib\site-packages\websocket\_http.py", line 182, in _ssl_socket
sock = _wrap_sni_socket(sock, sslopt, hostname, check_hostname)
File "C:\Python27\lib\site-packages\websocket\_http.py", line 160, in _wrap_sni_socket
server_hostname=hostname,
File "C:\Python27\lib\site-packages\gevent\_sslgte279.py", line 68, in wrap_socket
_context=self)
File "C:\Python27\lib\site-packages\gevent\_sslgte279.py", line 270, in __init__
raise x
ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:590)