How to check which authenticator_class is used by jupyterhub without reading jupyterhub_config file?

Question

I'm dynamically setting different authenticator class in jupyterhub_config file.

jupyterhub_config.py

c.JupyterHub.authenticator_class = "authenticator_A"

Now i want to check which autheticator is used in notebook cell. How can i get this class without reading the file?

user_8089726 · Answer

I'm creating environment variable to store authenticator class name in jupyter_config.py file like below,

c.Spawner.environment = {"AUTHENTICATOR_CLASS": "authenticator_A"}

And using this AUTHENTICATOR_CLASS env variable in notebook.