Comparing two numpy arrays and removing elements

Question

I have been going through several solutions, but I am not able to find a solution I need.

I have two numpy arrays. Let\'s take a small example<

Answer 1

You can use built-in sets:

final_x = set(x) - set(y)

and subtract the second from the first. You can convert final_x to a list or numpy.array if you feel so inclined.