python save numpy array code example

Example 1: np.save function

np.save('data.npy', num_arr) # save
new_num_arr = np.load('data.npy') # load

Example 2: save array as npz python

# save numpy array as npy file
from numpy import asarray
from numpy import save
# define data
data = asarray([[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]])
# save to npy file
save('data.npy', data)

# load numpy array from npy file
from numpy import load
# load array
data = load('data.npy', allow_pickle=True))
# print the array
print(data)

Example 3: save numpy array

x = np.arange(10)

np.save(outfile, x)