How many bytes does a take up in total

NumPy · from What an ndarray actually is

np.array.shape.ndim.dtype.itemsize.nbytes

Putting the kettle on…

Starting up…

Exercise 3

How many bytes does a take up in total? Return the number.

your answer
stuck? the lesson behind it
What an ndarray actually is
One type, one block of memory — and why everything else follows from that.