import numpy

import random

import gzip

rr = numpy.array([int(random.random() * 10) for i in range(10000000)]).reshape(2000, 5000)

# npz

numpy.savez('rrr',mingzi = rr)

# write

with gzip.open('rrr_int.gz', 'wb')as f:

    numpy.savetxt(f, rr)

# read

with gzip.open('rrr_int.gz', 'rb')as f:

    n_rr = numpy.loadtxt(f)

    print(numpy.array_equal(rr, n_rr))