cann't connect to iris by intersystems_irispython, ssl error

[yuanplus96]

import iris
iris.connect(username = "",password="",connectionstr="")

(base) jsk@debian:~/data_script$ /home/jsk/enter/envs/client/bin/python /home/jsk/data_script/data/datasource.py
Failed to connect to server; Details: Failed to connect to server; Details: Error code: -1 Error message:

[yuanplus96]

i can connect iris server by jdbc , use dbeaver