VdWWouter

From the error message(s) it looks like you are able to successfully authenticate. I think your file path is also correctly formed ('/sites/{site}/...') I'm not sure about the "Delte dokumenter"...

And if you list the contents of `relative_url = '/sites/Intranet-Organisation-Byggeri/'`? Do you also see 'Delte dokumenter' or something else?

I believe that can be accomplished by accessing the properties on the file. Get a file object: https://github.com/vgrem/Office365-REST-Python-Client/blob/master/examples/sharepoint/files/get_file_properties.py Not sure if there is a dedicated property that tells you if...

I was checking against the current master: [checked_out_by_user](https://github.com/vgrem/Office365-REST-Python-Client/blob/master/office365/sharepoint/files/file.py#L430) But it seems that this was renamed compared to previous versions: [locked_by_user](https://github.com/vgrem/Office365-REST-Python-Client/blob/2.3.7/office365/sharepoint/files/file.py#L367) All the calls should be modeled against the MS api:...