NumPy 2D arrays
examples/numpy/2darray.py
import numpy as np a = np.array([ [ 1, 2, 3, 4, 5], [ 2, 3, 4, 5, 6] ]) print(a) # [[1 2 3 4 5] # [2 3 4 5 6]] print(a.shape) # (2, 5) print(a.ndim) # 2 print(a * 3) # [[ 3 6 9 12 15] # [ 6 9 12 15 18]] print(a + 7) # [[ 8 9 10 11 12] # [ 9 10 11 12 13]]