There are two major components within sis_upload.rb:
upload the SIS zip file to Canvas
check for personal sandbox course site existence for all included users with "ta" or "teacher" role in the SIS zip file. The sandbox site name should follow the format of "'s Practice Course", and included inside subaccount of "Practice Course Sub-Account"
There are two major components within sis_upload.rb:
The second practice site creation failed to work.