def METHOD_NAME(self):
    iban = "AE460090000000123456789"
    comp = ibans.compare_safe(iban, iban)
    assert comp == 1, comp
    comp = ibans.compare_safe(iban, iban + "X")
    assert comp == 0, comp
    comp = ibans.compare_safe(iban, None)
    assert comp == 0, comp