from Life import Life life=Life() # For test M = [[1, 0, 1, 1, 1], [0, 0, 0, 1, 0], [0, 0, 1, 0, 0], [0, 1, 1, 1, 0], [0, 0, 1, 0, 0]] X=life.one_step(M) # next step life.show_matrix(X)