Jupyter Notebook config enabled for IFrames.

jupyter_notebook_config.py

from jupyter_core.paths import jupyter_data_dir
import subprocess
import os
import errno
import stat

c = get_config()
c.NotebookApp.ip = '*'
c.NotebookApp.port = 8888
c.NotebookApp.open_browser = False
c.NotebookApp.token = ''
c.NotebookApp.password = ''
c.NotebookApp.default_url = '/lab'
c.NotebookApp.tornado_settings = {
    'headers': {
        'Content-Security-Policy': "frame-ancestors 'https://mywebsite.example.com' 'self' "
    }
}