>>> import numpy as np
>>> from scipy import stats
>>> a=np.random.random_integers(1,9,4)
>>> a
array([3, 7, 4, 3])
>>> b=np.random.random_integers(1,9,5)
>>> b
array([2, 2, 3, 7, 9])
>>> stats.ks_2samp(a,b)
(0.40000000000000002, 0.75428850089034016)