def test_isNumber_5():
    assert not isNumber(("UCSB", "UCLA"))
def test_isNumber_4():
    assert isNumber(-3.4)
def test_isNumber_2():
    assert isNumber(42)
def test_isNumber_3():
    assert not isNumber(["UCSB"])
def test_isNumber_1():
    assert not isNumber("UCSB")