RandomState.permutation()
numpy.random.RandomState.permutation
-
RandomState.permutation(x)
-
Randomly permute a sequence, or return a permuted range.
If
x
is a multi-dimensional array, it is only shuffled along its first index.Parameters: x : int or array_like
If
x
is an integer, randomly permutenp.arange(x)
. Ifx
is an array, make a copy and shuffle the elements randomly.Returns: out : ndarray
Permuted sequence or array range.