__blog_matmul_naive.py

import numpy as np
np.random.seed(123)

A = np.random.randint(5, size=3*5).reshape(3, 5)
print("A =\n", A)

B = np.random.randint(5, size=5*4).reshape(5, 4)
print("B =\n", B)

C = np.dot(A, B)
print("C =\n", C)

""" 
OUTPUT
=============

A =
 [[2 4 2 1 3]
 [2 3 1 1 0]
 [1 1 0 0 1]]
B =
 [[3 4 0 0]
 [4 1 3 2]
 [4 2 4 0]
 [0 1 3 4]
 [4 4 1 3]]
C =
 [[42 29 26 21]
 [22 14 16 10]
 [11  9  4  5]]
"""