python

Write a function number_pyramid (row) to generate a numpy array of number pyramid. The input row indicates the number of rows in the pyramid. For example, number_pyramid (3) will give [[00100] [0 1 2 1 0] [1 2 3 2 1]] And number_pyramid (10) will give [[ 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 [0 0 0 0 0 0 0 0 1 2 1 0 0 0 0 0 0 0 0] 0] [ 0 0 0 0 0 0 0 1 2 3 2 1 0 0 0 0 0 0] [0 0 0 0 0 0 1 2 3 3 2 1 0 0 0 0 0 0] [0 0 0 0 0 1 2 3 4 4 5 4 3 2 1 0 0 0 0] [0 0 0 0 1 2 3 5 6 5 3 2 1 0 0 0 0] [0 0 0 1 2 3 4 5 6 7 6 5 3 2 1 0 0] [0 0 1 2 3 4 5 6 7 8 7 7 5 4 3 2 1 0 0] [0 1 2 3 4 5 6 7 8 9 8 7 6 5 3 2 1 0] 11 2 3 5 6 7 8 9 10 9 CD 7 6 5 3 1]]