As stated below, random.shuffle doesn't return a new shuffled list; it shuffles the list in place. So you shouldn't say "print random.shuffle (b)" and should instead do the shuffle on one line and …

Apr 11, 2015 · So if you use np.random.shuffle(), it would shuffle the array along the first axis of a multi-dimensional array. But the index of the DataFrame remains unshuffled. Though, there …

Jan 23, 2009 · When dealing with regular Python lists, random.shuffle() will do the job just as the previous answers show. But when it come to ndarray (numpy.array), random.shuffle seems to …

How shuffle from random works in Python? I ask because it works very fast. When I try to write shuffle it works 1 minute for 10^6 element, but Python shuffle does that in 8 sec?

Is there a straightforward way to RETURN a shuffled array in Python rather than shuffling it in place? e.g., instead of x = [array] random.shuffle(x) I'm looking for something like y = shuffle(x)

I'm very new to Python, so bear with me. I would like to run a program that will shuffle a string of integers in a specific range, but without having to input each integer within that range.

Jul 15, 2013 · 269 random.shuffle() changes the x list in place. Python API methods that alter a structure in-place generally return None, not the modified data structure.

May 15, 2015 · I want to shuffle an array, but all I find was method like random.shuffle(x), from Best way to randomize a list of strings in Python Can I do something like import random …

26 How do I use random.shuffle () on a generator without initializing a list from the generator? Is that even possible? if not, how else should I use random.shuffle() on my list?

The random.shuffle function calls the random function more than once, so using a lambda that always returns the same value may have unintended effects on the output order.