How to create a numpy array by python tuple

We can create a numpy array by python tuple type, for example:

>>> import numpy as np
>>> y = np.array((1,2,3))
>>> y
array([1, 2, 3])
>>> y = np.array(((1,2,3),(3,4,5)))
>>> y
array([[1, 2, 3],
 [3, 4, 5]])

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