numpy array, slicing 4d array (tensor)

Question

I want to access a 4d numpy.ndarray( don't know exactly how and if it differs from a tensor). i want the 3d array (cube when) the 4th dimension has the index 1 for example.

i tried something like

 array[:][:][:][1] 

but no avail

Answer 1

Should just be:

array[:, :, :, 1]