import numpy as np

import week_7_homework as w7h

# Example usage
list1 = [1, 2, 3, 4, 5, 6]
list2 = [1, 6, 10, 11]
is_in = w7h.list_is_in(list1, list2)
print(is_in) 

# Example test
input_array = np.array([[1, 5, 10],
                        [-1, 6, 12],
                        [0, 8, 16]])

means = w7h.column_mean(input_array)
print(means) 

# Example test
input_array = np.array([[-0.47752694, 2.10771366, 0.59367963],
                        [-0.99518782, 0.56534531, 0.01539558],
                        [0.44353958, 1.31930398, 2.42232459]])

normalized_array = w7h.mean_normalize(input_array)
print(normalized_array)