python

# This is a bit messy
try:
    program = student_schedule.zm_course.program
except AttributeError:
    if program is None:
        print("warning, could not add to class resource due to old model")
        return
    else:
        program = program
if program is None:
    print("warning, could not add to class resource due to old model")
    return

# Replace above with:
if student_schedule.zm_course and student_schedule.zm_course.program:
    program = student_schedule.zm_course.program
elif not program:
    # This is an old model
    return