import numpy as np

values = np.arange(12)

grid = values.reshape(3, 4)

records = grid.reshape(2, -1, 3)
values_preserved = np.array_equal(grid.reshape(-1), values)
shares_memory = np.shares_memory(values, records)

print("values shape:", values.shape)
print("grid shape:", grid.shape)
print(grid)
print("records shape:", records.shape)
print("values preserved:", values_preserved)
print("shares memory:", shares_memory)

assert grid.shape == (3, 4)
assert records.shape == (2, 2, 3)
assert values_preserved
assert shares_memory