SSL: CERTIFICATE_VERIFY_FAILED error connecting to SignalR

[Aiswarya]

from requests import Session
from signalr import Connection

with Session() as session:
huburl = "url"

connection = Connection(huburl, session)

Signalhub = connection.register_hub('MessageRouteHub')

#connection.start()
with connection:
Signalhub.server.invoke('subscribe','1_FPGA_ACCESS_COMMANDS')

SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:590)
How to bypass/ignore SSL verification??