def main():
dz = Register(register_name="Dziennik 1")
dz.add_student_to_register(Student("Jan", "Kowalski"))
dz.add_student_grade(5, 1, 1)
dz.print_student_grades_average(1)
dziennik_template = {
"register_name": "Dziennik 2",
"students_list": [{
"student_id": 1,
"student": Student("Adam", "Nowak")
}]
}
dz2 = Register(register=dziennik_template)
print('-------------------------------------------------')
dz.print_students()
print('-------------------------------------------------')
dz2.add_student_grade(3, 2, 1)
dz2.add_student_grade(4, 1, 1)
dz2.print_student_grades(1)
