schlameel

import numpy as np

arr1 = np.zeros(100)
arr2 = np.ones(100)
arr_tuple = (arr1, arr2)
interleaved = np.vstack(arr_tuple).reshape((-1,), order='F')

schlameel

import numpy as np

CHANNEL_COUNT = 2
frames = np.array([0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1])
deinterleaved = [frames[idx::CHANNEL_COUNT] for idx in range(CHANNEL_COUNT)]
print(deinterleaved[0])
# prints "[0 0 0 0 0 0 0 0 0 0]"
print(deinterleaved[1])
# prints "[1 1 1 1 1 1 1 1 1 1]"