Never mind. Found a solution!
On Thursday, August 17, 2017 at 3:43:31 PM UTC-4, Young Park wrote:
>
> Hi,
>
> I'm trying to write a python script that would launch the Jupyter Notebook
> server with the additional arguments and had some issues passing the
> tornado_settings as an argument to launch_new_instance.
>
> All the other settings are being passed and are set correctly, but when
> tornado_setting is passed as an argument, it works on some machines and
> doesn't on others.
>
> Here's the code of what I am trying to do:
>
> args += ['--NotebookApp.allow_origin="*"',
> '--NotebookApp.disable_check_xsrf=True',
> '--NotebookApp.trust_xheaders=True',
> '--NotebookApp.open_browser=False',
> '--NotebookApp.token=""',
> '--NotebookApp.tornado_settings={ \'headers\': {
> \'Content-Security-Policy\': \'frame-ancestors \\"self\\" ' + path + '\'
> } }']
>
> The error that I am seeing on some machines is the following:
>
>
> [C 11:51:12.011 NotebookApp] The 'tornado_settings' trait of a NotebookApp
> instance must be a dict, but a value of class 'str' (i.e. '{ \'headers\':
> {\'Content-Security-Policy\': \'frame-ancestors *\\"self\\*
> <https://groups.google.com/>" Some\User\Path\' } }') was specified.
>
>
> I do understand that it doesn't like the fact that it received a string
> instead of a dict, but I don't understand why the same code works only on
> some machines and fails on others.
>
> If there's a programmatic way of passing such configurations instead of
> modifying the jupyter_notebook_config.py file, it would be ideal as I don't
> want to overwrite the config file every time.
>
> Thanks in advance for your help!
> Young
>
>
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