This function retrieves the list of groups in a specific course in the Canvas LMS API.
get_course_groups(canvas, course_id, per_page = 100)A data frame of groups in the specified course.
A list containing the 'api_key' and 'base_url' for authentication.
The ID of the course for which to fetch the groups.
(Optional) The number of groups to retrieve per page of results (default is 100).