def test_isListOfNumber_7():
   assert isListOfNumber([2,3,[4]])==False
def test_isListOfNumber_5():
   assert isListOfNumber([2,3,4,5.6,7])==True
def test_isListOfNumber_6():
   assert isListOfNumber([2,3,'oops',5])==False
def test_isListOfNumber_4():
   assert isListOfNumber([3.4])==True
def test_isListOfNumber_3():
   assert isListOfNumber([3])==True
def test_isListOfNumber_2():
   assert isListOfNumber(3)==False
def test_isListOfNumber_1():
   assert isListOfNumber('Fred')==False
def test_isListOfNumber_8():
   assert isListOfNumber([])==True