def test_get_continent_lookup():
    continents = get_continent_lookup()
    assert (None in continents)
    assert ('' in continents)
    assert (continents['NA'] == 'North America')
    assert (len(continents) == 9)
def test_get_continent_lookup():
    continents = get_continent_lookup()
    assert (None in continents)
    assert ( in continents)
    assert (continents['NA'] == 'North America')
    assert (len(continents) == 9)