How can I convert a 3D list into a 2D list in python?

Question

This is the code that I have:

[[[3], [4]], [[5], [6]], [[7], [8]]]

How can I change it into:

[[3], [4], [5], [6], [7], [8]]
         


        

Answer 1

try this:

import numpy as np
a = np.array([[[3],[4]],[[5],[6]],[[7],[8]]])
b = a.reshape(6,1)