I had plot routines that did as I suggested already, looked at user name and would send output to correct printer near them, we had a multi story building. Again (getenv "Username")

Yes if people leave have to change the list of names.

Note username is returned for current logged in user on a pc.

What is this, spyware for companies? 

I guess I hadn't thought of it like that 
But the Python docs were pretty helpful for seeing some of the setup involved!

Do you just want "Username" ? That is a big Hint. getenv.

I'm trying to retrieve department / manager of the user to help determine which programs should load for them! I could hard-code it, but then it needs updated anytime someone new comes, if people leave, etc. Would be nice to keep it dynamic.


..... So if I'm understanding this process a little better, It seems that I am desiring delegated credentials for the user, but perhaps I still need somekind of Client key? So I would have to register an app for the company on Azure or something? I'm not totally familiar with all this web business like web apps and what not. But I'd like to get my feet wet with it where I can

Edge is set as my default browser, I don't think that's the issue. I don't even have explorer on my PC. Tried changing the default to chrome to see if that changed anything, no luck there.

Do you just want "Username" ? That is a big Hint. getenv.

you might have a look through the python SDK for hints
https://github.com/microsoftgraph/msgraph-sdk-python