Allow to upload email attachments up to 150MB on MSGraphProtocol BETA version

[alejcas]

You can now upload big attachments with MSGraphProtocol (only 'beta' version)

See: https://developer.microsoft.com/en-us/office/blogs/attaching-large-files-to-outlook-messages-in-microsoft-graph-preview/

For this to work we need to replicate the code on drive.py to create an upload session and post the file in chunks.

[muraleee]

What is the status of this request? Was this ever implemented?

[alejcas]

yes

[muraleee]

Thank you. I found an example as well at #841

[alejcas]

Not that i know. There are multiple example code here in the issues