def test_onlyContainsStrings_5(): assert onlyContainsStrings("python") == False
def test_onlyContainsStrings_4(): assert onlyContainsStrings([-1, "-1"]) == False
def test_onlyContainsStrings_2(): assert onlyContainsStrings(["a", "c", ""]) == True
def test_onlyContainsStrings_3(): assert onlyContainsStrings(["18", 18, "eighteen"]) == False
def test_onlyContainsStrings_1(): assert onlyContainsStrings([]) == False