##### This exercise is validated if the your_numpy_array is a NumPy array. It can be checked with `type(your_numpy_array)` that should be equal to `numpy.ndarray`.
###### Is the your_numpy_array an NumPy array ? It can be checked with `type(your_numpy_array)` that should be equal to `numpy.ndarray`.
##### Run all the cells of the notebook or `python main.py`