def db_delete_single_course(): return CourseObj(request.json).db_delete_single_course()
def db_get_all_courses(): return CourseObj(request.json).db_get_all_courses()
def db_update_course_name(): return CourseObj(request.json).db_update_course_name()
def db_update_course_instructor(): return CourseObj(request.json).db_update_course_instructor()
def db_get_courses_of_student(): return CourseObj(request.json).db_get_courses_of_student()
def db_update_course_category(): return CourseObj(request.json).db_update_course_category()
def db_get_courses_of_instructor(): return CourseObj(request.json).db_get_courses_of_instructor()
def db_get_course(): return CourseObj(request.json).db_get_course()
def db_remove_student_from_course(): return CourseObj(request.json).db_remove_student_from_course()
def db_add_student_to_course(): return CourseObj(request.json).db_add_student_to_course()
def db_create_course(): print(request.json) return CourseObj(request.json).db_create_course()