>>> random.sample([5,10], 1.3)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/lib64/python3.6/random.py", line 321, in sample
result = [None] * k
TypeError: can't multiply sequence by non-int of type 'float'
Change-Id: Ifa5dca06f07220512579e4fe3c5c741aeffc71cc