def METHOD_NAME():
    assert_equal(single_or_plural('a', 'b', 1), 'a')
    assert_equal(single_or_plural('a', 'b', 0), 'b')
    assert_equal(single_or_plural('a', 'b', 123), 'b')
    assert_equal(single_or_plural('a', 'b', 123, include_count=True), '123 b')