In [27]:
import numpy as np
import nibabel as nib

In [52]:
array_data = np.zeros((10, 10, 10, 20))
affine = np.diag([1, 1, 1, 1])
array_img = nib.Nifti1Image(array_data, affine)

In [55]:
array_img.to_filename('/Users/dlurie/Dropbox/Projects/avalanche/avalanche/data/simdata_zeros.nii.gz')