/Python/Numpy aray map values with dictionary

Numpy aray map values with dictionary

>>> a = np.array([[1,2,3],
              [3,2,4]])
>>> my_dict = {1:23, 2:34, 3:36, 4:45}
>>> np.vectorize(my_dict.get)(a)
array([[23, 34, 36],
       [36, 34, 45]])

Source: stackoverflow.com

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