Let aa and bb be a numpy.array's such as
and What is the correct instruction to extract the content of bb from aa?

Question

Let aa and bb be a numpy.array's such as 
  and  What is the correct instruction to extract the content of bb from aa?

Answer

bb = aa[ [ (0,0), (0,0), (3,3), (1,1) ] ]

Answer

bb = aa[ [ [ (0,0), (0,0) ], [(3,3), (1,1) ] ]  ]

Answer

bb = aa[ [ (0,0), (1,1), (2,2), (3,3) ] ]

Answer

bb = aa[1]

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