def test_year_live_2019(): assert year_live('2019') is True
def test_year_live_2020(): assert year_live('2020') is True
def test_year_live_2018(): assert year_live('2018') is False
def test_year_live_2019(): assert year_live('2019') is True
def test_year_live_2020(): assert year_live('2020') is True
def test_year_live_2018(): assert year_live('2018') is False